From 2876854a7e895300afe8cc40df9e82c79a7f4f8b Mon Sep 17 00:00:00 2001
From: Pavel Reznikov <pashka.reznikov@gmail.com>
Date: Sat, 20 Feb 2016 00:18:36 -0800
Subject: [PATCH] update demo

---
 .gitignore                                    |    1 +
 demo/float.html                               |   11 +-
 demo/knockout.html                            |   24 +-
 demo/knockout2.html                           |   18 +-
 demo/nested.html                              |    4 +-
 demo/rtl.html                                 |  121 ++
 demo/serialization.html                       |   35 +-
 demo/two.html                                 |    8 +-
 .../gridstack-extra.css                       |  636 ++++++--
 dist/gridstack-extra.min.css                  |    1 +
 gridstack.css => dist/gridstack.css           |  193 ++-
 dist/gridstack.js                             | 1332 +++++++++++++++++
 dist/gridstack.min.css                        |    1 +
 dist/gridstack.min.js                         |   16 +
 dist/gridstack.min.map                        |    1 +
 gridstack.js                                  |  870 -----------
 index.html                                    |   18 +-
 17 files changed, 2135 insertions(+), 1155 deletions(-)
 create mode 100644 .gitignore
 create mode 100644 demo/rtl.html
 rename gridstack-extra.css => dist/gridstack-extra.css (84%)
 create mode 100644 dist/gridstack-extra.min.css
 rename gridstack.css => dist/gridstack.css (63%)
 create mode 100644 dist/gridstack.js
 create mode 100644 dist/gridstack.min.css
 create mode 100644 dist/gridstack.min.js
 create mode 100644 dist/gridstack.min.map
 delete mode 100644 gridstack.js

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..3c3629e
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+node_modules
diff --git a/demo/float.html b/demo/float.html
index 5c441ab..fe5bc7c 100644
--- a/demo/float.html
+++ b/demo/float.html
@@ -12,13 +12,13 @@
 
     <link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css">
     <link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/font-awesome/4.2.0/css/font-awesome.min.css"/>
-    <link rel="stylesheet" href="../gridstack.css"/>
+    <link rel="stylesheet" href="../dist/gridstack.css"/>
 
     <script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
     <script src="//cdnjs.cloudflare.com/ajax/libs/jqueryui/1.11.0/jquery-ui.js"></script>
     <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
     <script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/3.5.0/lodash.min.js"></script>
-    <script src="../gridstack.js"></script>
+    <script src="../dist/gridstack.js"></script>
 
     <style type="text/css">
         .grid-stack {
@@ -68,18 +68,19 @@
 
                 this.grid = $('.grid-stack').data('gridstack');
 
-                this.add_new_widget = function () {
+                this.addNewWidget = function () {
                     var node = this.items.pop() || {
                                 x: 12 * Math.random(),
                                 y: 5 * Math.random(),
                                 width: 1 + 3 * Math.random(),
                                 height: 1 + 3 * Math.random()
                             };
-                    this.grid.add_widget($('<div><div class="grid-stack-item-content" /><div/>'),
+                    this.grid.addWidget($('<div><div class="grid-stack-item-content" /><div/>'),
                         node.x, node.y, node.width, node.height);
+                    return false;
                 }.bind(this);
 
-                $('#add-new-widget').click(this.add_new_widget);
+                $('#add-new-widget').click(this.addNewWidget);
             };
         });
     </script>
diff --git a/demo/knockout.html b/demo/knockout.html
index 7ddf073..dd16b3e 100644
--- a/demo/knockout.html
+++ b/demo/knockout.html
@@ -12,14 +12,14 @@
 
     <link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css">
     <link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/font-awesome/4.2.0/css/font-awesome.min.css"/>
-    <link rel="stylesheet" href="../gridstack.css"/>
+    <link rel="stylesheet" href="../dist/gridstack.css"/>
 
     <script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
     <script src="//cdnjs.cloudflare.com/ajax/libs/jqueryui/1.11.0/jquery-ui.js"></script>
     <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
     <script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/3.5.0/lodash.min.js"></script>
     <script src="//cdnjs.cloudflare.com/ajax/libs/knockout/3.2.0/knockout-min.js"></script>
-    <script src="../gridstack.js"></script>
+    <script src="../dist/gridstack.js"></script>
 
     <style type="text/css">
         .grid-stack {
@@ -38,8 +38,7 @@
         <h1>knockout.js Demo</h1>
 
         <div>
-            <button data-bind="click: add_new_widget">Add new widget</button>
-            <button data-bind="click: change_cell_height">Change Cell Height</button>
+            <button data-bind="click: addNewWidget">Add new widget</button>
         </div>
 
         <br>
@@ -65,9 +64,9 @@
                             }
 
                             var item = _.find(items, function (i) { return i.nodeType == 1 });
-                            grid.add_widget(item);
+                            grid.addWidget(item);
                             ko.utils.domNodeDisposal.addDisposeCallback(item, function () {
-                                grid.remove_widget(item);
+                                grid.removeWidget(item);
                             });
                         };
                     };
@@ -79,7 +78,7 @@
                 [
                     '<div class="grid-stack" data-bind="foreach: {data: widgets, afterRender: afterAddWidget}">',
                     '   <div class="grid-stack-item" data-bind="attr: {\'data-gs-x\': $data.x, \'data-gs-y\': $data.y, \'data-gs-width\': $data.width, \'data-gs-height\': $data.height, \'data-gs-auto-position\': $data.auto_position}">',
-                    '       <div class="grid-stack-item-content"><button data-bind="click: $root.delete_widget">Delete me</button></div>',
+                    '       <div class="grid-stack-item-content"><button data-bind="click: $root.deleteWidget">Delete me</button></div>',
                     '   </div>',
                     '</div> '
                 ].join('')
@@ -91,7 +90,7 @@
 
                 this.widgets = ko.observableArray(widgets);
 
-                this.add_new_widget = function () {
+                this.addNewWidget = function () {
                     this.widgets.push({
                         x: 0,
                         y: 0,
@@ -99,16 +98,13 @@
                         height: Math.floor(1 + 3 * Math.random()),
                         auto_position: true
                     });
+                    return false;
                 };
 
-                this.delete_widget = function (item) {
+                this.deleteWidget = function (item) {
                     self.widgets.remove(item);
+                    return false;
                 };
-
-                this.change_cell_height = function (item) {
-                    var grid = $('.grid-stack').data('gridstack');
-                    grid.cell_height(50 + 100 * Math.random());
-                }.bind(this);
             };
 
             var widgets = [
diff --git a/demo/knockout2.html b/demo/knockout2.html
index d7c5331..96d2819 100644
--- a/demo/knockout2.html
+++ b/demo/knockout2.html
@@ -12,14 +12,14 @@
 
     <link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css">
     <link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/font-awesome/4.2.0/css/font-awesome.min.css"/>
-    <link rel="stylesheet" href="../gridstack.css"/>
+    <link rel="stylesheet" href="../dist/gridstack.css"/>
 
     <script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
     <script src="//cdnjs.cloudflare.com/ajax/libs/jqueryui/1.11.0/jquery-ui.js"></script>
     <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
     <script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/3.5.0/lodash.min.js"></script>
     <script src="//cdnjs.cloudflare.com/ajax/libs/knockout/3.2.0/knockout-min.js"></script>
-    <script src="../gridstack.js"></script>
+    <script src="../dist/gridstack.js"></script>
 
     <style type="text/css">
         .grid-stack {
@@ -38,7 +38,7 @@
         <h1>knockout.js Demo</h1>
 
         <div>
-            <button data-bind="click: add_new_widget">Add new widget</button>
+            <button data-bind="click: addNewWidget">Add new widget</button>
         </div>
 
         <br>
@@ -64,9 +64,9 @@
                             }
 
                             var item = _.find(items, function (i) { return i.nodeType == 1 });
-                            grid.add_widget(item);
+                            grid.addWidget(item);
                             ko.utils.domNodeDisposal.addDisposeCallback(item, function () {
-                                grid.remove_widget(item);
+                                grid.removeWidget(item);
                             });
                         };
                     };
@@ -83,7 +83,7 @@
 
                 this.widgets = ko.observableArray(widgets);
 
-                this.add_new_widget = function () {
+                this.addNewWidget = function () {
                     this.widgets.push({
                         x: 0,
                         y: 0,
@@ -91,10 +91,12 @@
                         height: Math.floor(1 + 3 * Math.random()),
                         auto_position: true
                     });
+                    return false;
                 };
 
-                this.delete_widget = function (item) {
+                this.deleteWidget = function (item) {
                     self.widgets.remove(item);
+                    return false;
                 };
             };
 
@@ -113,7 +115,7 @@
     <template id="gridstack-template">
         <div class="grid-stack" data-bind="foreach: {data: widgets, afterRender: afterAddWidget}">
            <div class="grid-stack-item" data-bind="attr: {'data-gs-x': $data.x, 'data-gs-y': $data.y, 'data-gs-width': $data.width, 'data-gs-height': $data.height, 'data-gs-auto-position': $data.auto_position}">
-               <div class="grid-stack-item-content"><button data-bind="click: $root.delete_widget">Delete me</button></div>
+               <div class="grid-stack-item-content"><button data-bind="click: $root.deleteWidget">Delete me</button></div>
            </div></div><!-- <---- NO SPACE BETWEEN THESE CLOSING TAGS -->
     </template>
 </body>
diff --git a/demo/nested.html b/demo/nested.html
index 270285e..0fff23f 100644
--- a/demo/nested.html
+++ b/demo/nested.html
@@ -12,13 +12,13 @@
 
     <link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css">
     <link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/font-awesome/4.2.0/css/font-awesome.min.css"/>
-    <link rel="stylesheet" href="../gridstack.css"/>
+    <link rel="stylesheet" href="../dist/gridstack.css"/>
 
     <script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
     <script src="//cdnjs.cloudflare.com/ajax/libs/jqueryui/1.11.0/jquery-ui.js"></script>
     <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
     <script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/3.5.0/lodash.min.js"></script>
-    <script src="../gridstack.js"></script>
+    <script src="../dist/gridstack.js"></script>
 
     <style type="text/css">
         .grid-stack {
diff --git a/demo/rtl.html b/demo/rtl.html
new file mode 100644
index 0000000..bbdf1b9
--- /dev/null
+++ b/demo/rtl.html
@@ -0,0 +1,121 @@
+<!DOCTYPE html>
+<html lang="en" dir="rtl">
+<head>
+    <!--[if lt IE 9]>
+    <script src="http://html5shim.googlecode.com/svn/trunk/html5.js"></script>
+    <![endif]-->
+
+    <meta charset="utf-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <title>RTL demo</title>
+
+    <link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css">
+    <link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/font-awesome/4.2.0/css/font-awesome.min.css"/>
+    <link rel="stylesheet" href="../dist/gridstack.css"/>
+
+    <script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
+    <script src="//cdnjs.cloudflare.com/ajax/libs/jqueryui/1.11.0/jquery-ui.js"></script>
+    <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
+    <script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/3.5.0/lodash.min.js"></script>
+    <script src="//cdnjs.cloudflare.com/ajax/libs/knockout/3.2.0/knockout-min.js"></script>
+    <script src="../dist/gridstack.js"></script>
+
+    <style type="text/css">
+        .grid-stack {
+            background: lightgoldenrodyellow;
+        }
+
+        .grid-stack-item-content {
+            color: #2c3e50;
+            background-color: #18bc9c;
+        }
+    </style>
+</head>
+<body>
+    <div class="container-fluid">
+        <h1>RTL Demo</h1>
+
+        <div>
+            <button data-bind="click: addNewWidget">Add new widget</button>
+        </div>
+
+        <br>
+
+        <div data-bind="component: {name: 'dashboard-grid', params: $data}"></div>
+    </div>
+
+
+    <script type="text/javascript">
+        ko.components.register('dashboard-grid', {
+            viewModel: {
+                createViewModel: function (controller, componentInfo) {
+                    var ViewModel = function (controller, componentInfo) {
+                        var grid = null;
+
+                        this.widgets = controller.widgets;
+
+                        this.afterAddWidget = function (items) {
+                            if (grid == null) {
+                                grid = $(componentInfo.element).find('.grid-stack').gridstack({
+                                    auto: false
+                                }).data('gridstack');
+                            }
+
+                            var item = _.find(items, function (i) { return i.nodeType == 1 });
+                            grid.addWidget(item);
+                            ko.utils.domNodeDisposal.addDisposeCallback(item, function () {
+                                grid.removeWidget(item);
+                            });
+                        };
+                    };
+
+                    return new ViewModel(controller, componentInfo);
+                }
+            },
+            template:
+                [
+                    '<div class="grid-stack" data-bind="foreach: {data: widgets, afterRender: afterAddWidget}">',
+                    '   <div class="grid-stack-item" data-bind="attr: {\'data-gs-x\': $data.x, \'data-gs-y\': $data.y, \'data-gs-width\': $data.width, \'data-gs-height\': $data.height, \'data-gs-auto-position\': $data.auto_position}">',
+                    '       <div class="grid-stack-item-content"><center><button data-bind="click: $root.deleteWidget">Delete me</button><br><h5 data-bind="text: index" /></center><br><p>lorem ipsum</p></div>',
+                    '   </div>',
+                    '</div> '
+                ].join('')
+        });
+
+        $(function () {
+            var Controller = function (widgets) {
+                var self = this;
+
+                this.widgets = ko.observableArray(widgets);
+
+                this.addNewWidget = function () {
+                    this.widgets.push({
+                        x: 0,
+                        y: 0,
+                        width: Math.floor(1 + 3 * Math.random()),
+                        height: Math.floor(1 + 3 * Math.random()),
+                        auto_position: true
+                    });
+                    return false;
+                };
+
+                this.deleteWidget = function (item) {
+                    self.widgets.remove(item);
+                    return false;
+                };
+            };
+
+            var widgets = [
+                {x: 0, y: 0, width: 2, height: 2, index: 1},
+                {x: 2, y: 0, width: 4, height: 2, index: 2},
+                {x: 6, y: 0, width: 2, height: 4, index: 3},
+                {x: 1, y: 2, width: 4, height: 2, index: 4}
+            ];
+
+            var controller = new Controller(widgets);
+            ko.applyBindings(controller);
+        });
+    </script>
+</body>
+</html>
diff --git a/demo/serialization.html b/demo/serialization.html
index 8190daa..b8484ea 100644
--- a/demo/serialization.html
+++ b/demo/serialization.html
@@ -12,13 +12,13 @@
 
     <link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css">
     <link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/font-awesome/4.2.0/css/font-awesome.min.css"/>
-    <link rel="stylesheet" href="../gridstack.css"/>
+    <link rel="stylesheet" href="../dist/gridstack.css"/>
 
     <script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
     <script src="//cdnjs.cloudflare.com/ajax/libs/jqueryui/1.11.0/jquery-ui.js"></script>
     <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
     <script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/3.5.0/lodash.min.js"></script>
-    <script src="../gridstack.js"></script>
+    <script src="../dist/gridstack.js"></script>
 
     <style type="text/css">
         .grid-stack {
@@ -60,7 +60,7 @@
             $('.grid-stack').gridstack(options);
 
             new function () {
-                this.serialized_data = [
+                this.serializedData = [
                     {x: 0, y: 0, width: 2, height: 2},
                     {x: 3, y: 1, width: 1, height: 2},
                     {x: 4, y: 1, width: 1, height: 1},
@@ -73,17 +73,18 @@
 
                 this.grid = $('.grid-stack').data('gridstack');
 
-                this.load_grid = function () {
-                    this.grid.remove_all();
-                    var items = GridStackUI.Utils.sort(this.serialized_data);
+                this.loadGrid = function () {
+                    this.grid.removeAll();
+                    var items = GridStackUI.Utils.sort(this.serializedData);
                     _.each(items, function (node) {
-                        this.grid.add_widget($('<div><div class="grid-stack-item-content" /><div/>'),
+                        this.grid.addWidget($('<div><div class="grid-stack-item-content" /><div/>'),
                             node.x, node.y, node.width, node.height);
                     }, this);
+                    return false;
                 }.bind(this);
 
-                this.save_grid = function () {
-                    this.serialized_data = _.map($('.grid-stack > .grid-stack-item:visible'), function (el) {
+                this.saveGrid = function () {
+                    this.serializedData = _.map($('.grid-stack > .grid-stack-item:visible'), function (el) {
                         el = $(el);
                         var node = el.data('_gridstack_node');
                         return {
@@ -93,18 +94,20 @@
                             height: node.height
                         };
                     }, this);
-                    $('#saved-data').val(JSON.stringify(this.serialized_data, null, '    '));
+                    $('#saved-data').val(JSON.stringify(this.serializedData, null, '    '));
+                    return false;
                 }.bind(this);
 
-                this.clear_grid = function () {
-                    this.grid.remove_all();
+                this.clearGrid = function () {
+                    this.grid.removeAll();
+                    return false;
                 }.bind(this);
 
-                $('#save-grid').click(this.save_grid);
-                $('#load-grid').click(this.load_grid);
-                $('#clear-grid').click(this.clear_grid);
+                $('#save-grid').click(this.saveGrid);
+                $('#load-grid').click(this.loadGrid);
+                $('#clear-grid').click(this.clearGrid);
 
-                this.load_grid();
+                this.loadGrid();
             };
         });
     </script>
diff --git a/demo/two.html b/demo/two.html
index 8d616c3..7219455 100644
--- a/demo/two.html
+++ b/demo/two.html
@@ -12,14 +12,14 @@
 
     <link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css">
     <link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/font-awesome/4.2.0/css/font-awesome.min.css"/>
-    <link rel="stylesheet" href="../gridstack.css"/>
-    <link rel="stylesheet" href="../gridstack-extra.css"/>
+    <link rel="stylesheet" href="../dist/gridstack.css"/>
+    <link rel="stylesheet" href="../dist/gridstack-extra.css"/>
 
     <script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
     <script src="//cdnjs.cloudflare.com/ajax/libs/jqueryui/1.11.0/jquery-ui.js"></script>
     <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
     <script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/3.5.0/lodash.min.js"></script>
-    <script src="../gridstack.js"></script>
+    <script src="../dist/gridstack.js"></script>
 
     <style type="text/css">
         #grid1 {
@@ -75,7 +75,7 @@
                 var grid = $(this).data('gridstack');
 
                 _.each(items, function (node) {
-                    grid.add_widget($('<div><div class="grid-stack-item-content" /><div/>'),
+                    grid.addWidget($('<div><div class="grid-stack-item-content" /><div/>'),
                         node.x, node.y, node.width, node.height);
                 }, this);
             });
diff --git a/gridstack-extra.css b/dist/gridstack-extra.css
similarity index 84%
rename from gridstack-extra.css
rename to dist/gridstack-extra.css
index 2ea5adb..0f51e59 100644
--- a/gridstack-extra.css
+++ b/dist/gridstack-extra.css
@@ -1,15 +1,19 @@
 .grid-stack.grid-stack-1 > .grid-stack-item {
   min-width: 100%;
 }
+
 .grid-stack.grid-stack-1 > .grid-stack-item[data-gs-width='1'] {
   width: 100%;
 }
+
 .grid-stack.grid-stack-1 > .grid-stack-item[data-gs-x='1'] {
   left: 100%;
 }
+
 .grid-stack.grid-stack-1 > .grid-stack-item[data-gs-min-width='1'] {
   min-width: 100%;
 }
+
 .grid-stack.grid-stack-1 > .grid-stack-item[data-gs-max-width='1'] {
   max-width: 100%;
 }
@@ -17,67 +21,87 @@
 .grid-stack.grid-stack-2 > .grid-stack-item {
   min-width: 50%;
 }
+
 .grid-stack.grid-stack-2 > .grid-stack-item[data-gs-width='1'] {
   width: 50%;
 }
+
 .grid-stack.grid-stack-2 > .grid-stack-item[data-gs-x='1'] {
   left: 50%;
 }
+
 .grid-stack.grid-stack-2 > .grid-stack-item[data-gs-min-width='1'] {
   min-width: 50%;
 }
+
 .grid-stack.grid-stack-2 > .grid-stack-item[data-gs-max-width='1'] {
   max-width: 50%;
 }
+
 .grid-stack.grid-stack-2 > .grid-stack-item[data-gs-width='2'] {
   width: 100%;
 }
+
 .grid-stack.grid-stack-2 > .grid-stack-item[data-gs-x='2'] {
   left: 100%;
 }
+
 .grid-stack.grid-stack-2 > .grid-stack-item[data-gs-min-width='2'] {
   min-width: 100%;
 }
+
 .grid-stack.grid-stack-2 > .grid-stack-item[data-gs-max-width='2'] {
   max-width: 100%;
 }
 
 .grid-stack.grid-stack-3 > .grid-stack-item {
-  min-width: 33.33333333%;
+  min-width: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-3 > .grid-stack-item[data-gs-width='1'] {
-  width: 33.33333333%;
+  width: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-3 > .grid-stack-item[data-gs-x='1'] {
-  left: 33.33333333%;
+  left: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-3 > .grid-stack-item[data-gs-min-width='1'] {
-  min-width: 33.33333333%;
+  min-width: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-3 > .grid-stack-item[data-gs-max-width='1'] {
-  max-width: 33.33333333%;
+  max-width: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-3 > .grid-stack-item[data-gs-width='2'] {
-  width: 66.66666667%;
+  width: 66.6666666667%;
 }
+
 .grid-stack.grid-stack-3 > .grid-stack-item[data-gs-x='2'] {
-  left: 66.66666667%;
+  left: 66.6666666667%;
 }
+
 .grid-stack.grid-stack-3 > .grid-stack-item[data-gs-min-width='2'] {
-  min-width: 66.66666667%;
+  min-width: 66.6666666667%;
 }
+
 .grid-stack.grid-stack-3 > .grid-stack-item[data-gs-max-width='2'] {
-  max-width: 66.66666667%;
+  max-width: 66.6666666667%;
 }
+
 .grid-stack.grid-stack-3 > .grid-stack-item[data-gs-width='3'] {
   width: 100%;
 }
+
 .grid-stack.grid-stack-3 > .grid-stack-item[data-gs-x='3'] {
   left: 100%;
 }
+
 .grid-stack.grid-stack-3 > .grid-stack-item[data-gs-min-width='3'] {
   min-width: 100%;
 }
+
 .grid-stack.grid-stack-3 > .grid-stack-item[data-gs-max-width='3'] {
   max-width: 100%;
 }
@@ -85,51 +109,67 @@
 .grid-stack.grid-stack-4 > .grid-stack-item {
   min-width: 25%;
 }
+
 .grid-stack.grid-stack-4 > .grid-stack-item[data-gs-width='1'] {
   width: 25%;
 }
+
 .grid-stack.grid-stack-4 > .grid-stack-item[data-gs-x='1'] {
   left: 25%;
 }
+
 .grid-stack.grid-stack-4 > .grid-stack-item[data-gs-min-width='1'] {
   min-width: 25%;
 }
+
 .grid-stack.grid-stack-4 > .grid-stack-item[data-gs-max-width='1'] {
   max-width: 25%;
 }
+
 .grid-stack.grid-stack-4 > .grid-stack-item[data-gs-width='2'] {
   width: 50%;
 }
+
 .grid-stack.grid-stack-4 > .grid-stack-item[data-gs-x='2'] {
   left: 50%;
 }
+
 .grid-stack.grid-stack-4 > .grid-stack-item[data-gs-min-width='2'] {
   min-width: 50%;
 }
+
 .grid-stack.grid-stack-4 > .grid-stack-item[data-gs-max-width='2'] {
   max-width: 50%;
 }
+
 .grid-stack.grid-stack-4 > .grid-stack-item[data-gs-width='3'] {
   width: 75%;
 }
+
 .grid-stack.grid-stack-4 > .grid-stack-item[data-gs-x='3'] {
   left: 75%;
 }
+
 .grid-stack.grid-stack-4 > .grid-stack-item[data-gs-min-width='3'] {
   min-width: 75%;
 }
+
 .grid-stack.grid-stack-4 > .grid-stack-item[data-gs-max-width='3'] {
   max-width: 75%;
 }
+
 .grid-stack.grid-stack-4 > .grid-stack-item[data-gs-width='4'] {
   width: 100%;
 }
+
 .grid-stack.grid-stack-4 > .grid-stack-item[data-gs-x='4'] {
   left: 100%;
 }
+
 .grid-stack.grid-stack-4 > .grid-stack-item[data-gs-min-width='4'] {
   min-width: 100%;
 }
+
 .grid-stack.grid-stack-4 > .grid-stack-item[data-gs-max-width='4'] {
   max-width: 100%;
 }
@@ -137,227 +177,299 @@
 .grid-stack.grid-stack-5 > .grid-stack-item {
   min-width: 20%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-width='1'] {
   width: 20%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-x='1'] {
   left: 20%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-min-width='1'] {
   min-width: 20%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-max-width='1'] {
   max-width: 20%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-width='2'] {
   width: 40%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-x='2'] {
   left: 40%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-min-width='2'] {
   min-width: 40%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-max-width='2'] {
   max-width: 40%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-width='3'] {
   width: 60%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-x='3'] {
   left: 60%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-min-width='3'] {
   min-width: 60%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-max-width='3'] {
   max-width: 60%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-width='4'] {
   width: 80%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-x='4'] {
   left: 80%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-min-width='4'] {
   min-width: 80%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-max-width='4'] {
   max-width: 80%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-width='5'] {
   width: 100%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-x='5'] {
   left: 100%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-min-width='5'] {
   min-width: 100%;
 }
+
 .grid-stack.grid-stack-5 > .grid-stack-item[data-gs-max-width='5'] {
   max-width: 100%;
 }
 
 .grid-stack.grid-stack-6 > .grid-stack-item {
-  min-width: 16.66666667%;
+  min-width: 16.6666666667%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-width='1'] {
-  width: 16.66666667%;
+  width: 16.6666666667%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-x='1'] {
-  left: 16.66666667%;
+  left: 16.6666666667%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-min-width='1'] {
-  min-width: 16.66666667%;
+  min-width: 16.6666666667%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-max-width='1'] {
-  max-width: 16.66666667%;
+  max-width: 16.6666666667%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-width='2'] {
-  width: 33.33333333%;
+  width: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-x='2'] {
-  left: 33.33333333%;
+  left: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-min-width='2'] {
-  min-width: 33.33333333%;
+  min-width: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-max-width='2'] {
-  max-width: 33.33333333%;
+  max-width: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-width='3'] {
   width: 50%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-x='3'] {
   left: 50%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-min-width='3'] {
   min-width: 50%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-max-width='3'] {
   max-width: 50%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-width='4'] {
-  width: 66.66666667%;
+  width: 66.6666666667%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-x='4'] {
-  left: 66.66666667%;
+  left: 66.6666666667%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-min-width='4'] {
-  min-width: 66.66666667%;
+  min-width: 66.6666666667%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-max-width='4'] {
-  max-width: 66.66666667%;
+  max-width: 66.6666666667%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-width='5'] {
-  width: 83.33333333%;
+  width: 83.3333333333%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-x='5'] {
-  left: 83.33333333%;
+  left: 83.3333333333%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-min-width='5'] {
-  min-width: 83.33333333%;
+  min-width: 83.3333333333%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-max-width='5'] {
-  max-width: 83.33333333%;
+  max-width: 83.3333333333%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-width='6'] {
   width: 100%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-x='6'] {
   left: 100%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-min-width='6'] {
   min-width: 100%;
 }
+
 .grid-stack.grid-stack-6 > .grid-stack-item[data-gs-max-width='6'] {
   max-width: 100%;
 }
 
 .grid-stack.grid-stack-7 > .grid-stack-item {
-  min-width: 14.28571429%;
+  min-width: 14.2857142857%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-width='1'] {
-  width: 14.28571429%;
+  width: 14.2857142857%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-x='1'] {
-  left: 14.28571429%;
+  left: 14.2857142857%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-min-width='1'] {
-  min-width: 14.28571429%;
+  min-width: 14.2857142857%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-max-width='1'] {
-  max-width: 14.28571429%;
+  max-width: 14.2857142857%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-width='2'] {
-  width: 28.57142857%;
+  width: 28.5714285714%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-x='2'] {
-  left: 28.57142857%;
+  left: 28.5714285714%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-min-width='2'] {
-  min-width: 28.57142857%;
+  min-width: 28.5714285714%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-max-width='2'] {
-  max-width: 28.57142857%;
+  max-width: 28.5714285714%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-width='3'] {
-  width: 42.85714286%;
+  width: 42.8571428571%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-x='3'] {
-  left: 42.85714286%;
+  left: 42.8571428571%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-min-width='3'] {
-  min-width: 42.85714286%;
+  min-width: 42.8571428571%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-max-width='3'] {
-  max-width: 42.85714286%;
+  max-width: 42.8571428571%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-width='4'] {
-  width: 57.14285714%;
+  width: 57.1428571429%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-x='4'] {
-  left: 57.14285714%;
+  left: 57.1428571429%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-min-width='4'] {
-  min-width: 57.14285714%;
+  min-width: 57.1428571429%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-max-width='4'] {
-  max-width: 57.14285714%;
+  max-width: 57.1428571429%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-width='5'] {
-  width: 71.42857143%;
+  width: 71.4285714286%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-x='5'] {
-  left: 71.42857143%;
+  left: 71.4285714286%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-min-width='5'] {
-  min-width: 71.42857143%;
+  min-width: 71.4285714286%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-max-width='5'] {
-  max-width: 71.42857143%;
+  max-width: 71.4285714286%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-width='6'] {
-  width: 85.71428571%;
+  width: 85.7142857143%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-x='6'] {
-  left: 85.71428571%;
+  left: 85.7142857143%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-min-width='6'] {
-  min-width: 85.71428571%;
+  min-width: 85.7142857143%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-max-width='6'] {
-  max-width: 85.71428571%;
+  max-width: 85.7142857143%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-width='7'] {
   width: 100%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-x='7'] {
   left: 100%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-min-width='7'] {
   min-width: 100%;
 }
+
 .grid-stack.grid-stack-7 > .grid-stack-item[data-gs-max-width='7'] {
   max-width: 100%;
 }
@@ -365,211 +477,279 @@
 .grid-stack.grid-stack-8 > .grid-stack-item {
   min-width: 12.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-width='1'] {
   width: 12.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-x='1'] {
   left: 12.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-min-width='1'] {
   min-width: 12.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-max-width='1'] {
   max-width: 12.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-width='2'] {
   width: 25%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-x='2'] {
   left: 25%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-min-width='2'] {
   min-width: 25%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-max-width='2'] {
   max-width: 25%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-width='3'] {
   width: 37.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-x='3'] {
   left: 37.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-min-width='3'] {
   min-width: 37.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-max-width='3'] {
   max-width: 37.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-width='4'] {
   width: 50%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-x='4'] {
   left: 50%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-min-width='4'] {
   min-width: 50%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-max-width='4'] {
   max-width: 50%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-width='5'] {
   width: 62.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-x='5'] {
   left: 62.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-min-width='5'] {
   min-width: 62.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-max-width='5'] {
   max-width: 62.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-width='6'] {
   width: 75%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-x='6'] {
   left: 75%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-min-width='6'] {
   min-width: 75%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-max-width='6'] {
   max-width: 75%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-width='7'] {
   width: 87.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-x='7'] {
   left: 87.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-min-width='7'] {
   min-width: 87.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-max-width='7'] {
   max-width: 87.5%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-width='8'] {
   width: 100%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-x='8'] {
   left: 100%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-min-width='8'] {
   min-width: 100%;
 }
+
 .grid-stack.grid-stack-8 > .grid-stack-item[data-gs-max-width='8'] {
   max-width: 100%;
 }
 
 .grid-stack.grid-stack-9 > .grid-stack-item {
-  min-width: 11.11111111%;
+  min-width: 11.1111111111%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-width='1'] {
-  width: 11.11111111%;
+  width: 11.1111111111%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-x='1'] {
-  left: 11.11111111%;
+  left: 11.1111111111%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-min-width='1'] {
-  min-width: 11.11111111%;
+  min-width: 11.1111111111%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-max-width='1'] {
-  max-width: 11.11111111%;
+  max-width: 11.1111111111%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-width='2'] {
-  width: 22.22222222%;
+  width: 22.2222222222%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-x='2'] {
-  left: 22.22222222%;
+  left: 22.2222222222%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-min-width='2'] {
-  min-width: 22.22222222%;
+  min-width: 22.2222222222%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-max-width='2'] {
-  max-width: 22.22222222%;
+  max-width: 22.2222222222%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-width='3'] {
-  width: 33.33333333%;
+  width: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-x='3'] {
-  left: 33.33333333%;
+  left: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-min-width='3'] {
-  min-width: 33.33333333%;
+  min-width: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-max-width='3'] {
-  max-width: 33.33333333%;
+  max-width: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-width='4'] {
-  width: 44.44444444%;
+  width: 44.4444444444%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-x='4'] {
-  left: 44.44444444%;
+  left: 44.4444444444%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-min-width='4'] {
-  min-width: 44.44444444%;
+  min-width: 44.4444444444%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-max-width='4'] {
-  max-width: 44.44444444%;
+  max-width: 44.4444444444%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-width='5'] {
-  width: 55.55555556%;
+  width: 55.5555555556%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-x='5'] {
-  left: 55.55555556%;
+  left: 55.5555555556%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-min-width='5'] {
-  min-width: 55.55555556%;
+  min-width: 55.5555555556%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-max-width='5'] {
-  max-width: 55.55555556%;
+  max-width: 55.5555555556%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-width='6'] {
-  width: 66.66666667%;
+  width: 66.6666666667%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-x='6'] {
-  left: 66.66666667%;
+  left: 66.6666666667%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-min-width='6'] {
-  min-width: 66.66666667%;
+  min-width: 66.6666666667%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-max-width='6'] {
-  max-width: 66.66666667%;
+  max-width: 66.6666666667%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-width='7'] {
-  width: 77.77777778%;
+  width: 77.7777777778%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-x='7'] {
-  left: 77.77777778%;
+  left: 77.7777777778%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-min-width='7'] {
-  min-width: 77.77777778%;
+  min-width: 77.7777777778%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-max-width='7'] {
-  max-width: 77.77777778%;
+  max-width: 77.7777777778%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-width='8'] {
-  width: 88.88888889%;
+  width: 88.8888888889%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-x='8'] {
-  left: 88.88888889%;
+  left: 88.8888888889%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-min-width='8'] {
-  min-width: 88.88888889%;
+  min-width: 88.8888888889%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-max-width='8'] {
-  max-width: 88.88888889%;
+  max-width: 88.8888888889%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-width='9'] {
   width: 100%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-x='9'] {
   left: 100%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-min-width='9'] {
   min-width: 100%;
 }
+
 .grid-stack.grid-stack-9 > .grid-stack-item[data-gs-max-width='9'] {
   max-width: 100%;
 }
@@ -577,407 +757,539 @@
 .grid-stack.grid-stack-10 > .grid-stack-item {
   min-width: 10%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-width='1'] {
   width: 10%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-x='1'] {
   left: 10%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-min-width='1'] {
   min-width: 10%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-max-width='1'] {
   max-width: 10%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-width='2'] {
   width: 20%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-x='2'] {
   left: 20%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-min-width='2'] {
   min-width: 20%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-max-width='2'] {
   max-width: 20%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-width='3'] {
   width: 30%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-x='3'] {
   left: 30%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-min-width='3'] {
   min-width: 30%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-max-width='3'] {
   max-width: 30%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-width='4'] {
   width: 40%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-x='4'] {
   left: 40%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-min-width='4'] {
   min-width: 40%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-max-width='4'] {
   max-width: 40%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-width='5'] {
   width: 50%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-x='5'] {
   left: 50%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-min-width='5'] {
   min-width: 50%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-max-width='5'] {
   max-width: 50%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-width='6'] {
   width: 60%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-x='6'] {
   left: 60%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-min-width='6'] {
   min-width: 60%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-max-width='6'] {
   max-width: 60%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-width='7'] {
   width: 70%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-x='7'] {
   left: 70%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-min-width='7'] {
   min-width: 70%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-max-width='7'] {
   max-width: 70%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-width='8'] {
   width: 80%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-x='8'] {
   left: 80%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-min-width='8'] {
   min-width: 80%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-max-width='8'] {
   max-width: 80%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-width='9'] {
   width: 90%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-x='9'] {
   left: 90%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-min-width='9'] {
   min-width: 90%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-max-width='9'] {
   max-width: 90%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-width='10'] {
   width: 100%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-x='10'] {
   left: 100%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-min-width='10'] {
   min-width: 100%;
 }
+
 .grid-stack.grid-stack-10 > .grid-stack-item[data-gs-max-width='10'] {
   max-width: 100%;
 }
 
 .grid-stack.grid-stack-11 > .grid-stack-item {
-  min-width: 9.09090909%;
+  min-width: 9.0909090909%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-width='1'] {
-  width: 9.09090909%;
+  width: 9.0909090909%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-x='1'] {
-  left: 9.09090909%;
+  left: 9.0909090909%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-min-width='1'] {
-  min-width: 9.09090909%;
+  min-width: 9.0909090909%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-max-width='1'] {
-  max-width: 9.09090909%;
+  max-width: 9.0909090909%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-width='2'] {
-  width: 18.18181818%;
+  width: 18.1818181818%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-x='2'] {
-  left: 18.18181818%;
+  left: 18.1818181818%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-min-width='2'] {
-  min-width: 18.18181818%;
+  min-width: 18.1818181818%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-max-width='2'] {
-  max-width: 18.18181818%;
+  max-width: 18.1818181818%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-width='3'] {
-  width: 27.27272727%;
+  width: 27.2727272727%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-x='3'] {
-  left: 27.27272727%;
+  left: 27.2727272727%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-min-width='3'] {
-  min-width: 27.27272727%;
+  min-width: 27.2727272727%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-max-width='3'] {
-  max-width: 27.27272727%;
+  max-width: 27.2727272727%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-width='4'] {
-  width: 36.36363636%;
+  width: 36.3636363636%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-x='4'] {
-  left: 36.36363636%;
+  left: 36.3636363636%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-min-width='4'] {
-  min-width: 36.36363636%;
+  min-width: 36.3636363636%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-max-width='4'] {
-  max-width: 36.36363636%;
+  max-width: 36.3636363636%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-width='5'] {
-  width: 45.45454545%;
+  width: 45.4545454545%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-x='5'] {
-  left: 45.45454545%;
+  left: 45.4545454545%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-min-width='5'] {
-  min-width: 45.45454545%;
+  min-width: 45.4545454545%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-max-width='5'] {
-  max-width: 45.45454545%;
+  max-width: 45.4545454545%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-width='6'] {
-  width: 54.54545455%;
+  width: 54.5454545455%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-x='6'] {
-  left: 54.54545455%;
+  left: 54.5454545455%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-min-width='6'] {
-  min-width: 54.54545455%;
+  min-width: 54.5454545455%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-max-width='6'] {
-  max-width: 54.54545455%;
+  max-width: 54.5454545455%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-width='7'] {
-  width: 63.63636364%;
+  width: 63.6363636364%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-x='7'] {
-  left: 63.63636364%;
+  left: 63.6363636364%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-min-width='7'] {
-  min-width: 63.63636364%;
+  min-width: 63.6363636364%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-max-width='7'] {
-  max-width: 63.63636364%;
+  max-width: 63.6363636364%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-width='8'] {
-  width: 72.72727273%;
+  width: 72.7272727273%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-x='8'] {
-  left: 72.72727273%;
+  left: 72.7272727273%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-min-width='8'] {
-  min-width: 72.72727273%;
+  min-width: 72.7272727273%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-max-width='8'] {
-  max-width: 72.72727273%;
+  max-width: 72.7272727273%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-width='9'] {
-  width: 81.81818182%;
+  width: 81.8181818182%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-x='9'] {
-  left: 81.81818182%;
+  left: 81.8181818182%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-min-width='9'] {
-  min-width: 81.81818182%;
+  min-width: 81.8181818182%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-max-width='9'] {
-  max-width: 81.81818182%;
+  max-width: 81.8181818182%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-width='10'] {
-  width: 90.90909091%;
+  width: 90.9090909091%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-x='10'] {
-  left: 90.90909091%;
+  left: 90.9090909091%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-min-width='10'] {
-  min-width: 90.90909091%;
+  min-width: 90.9090909091%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-max-width='10'] {
-  max-width: 90.90909091%;
+  max-width: 90.9090909091%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-width='11'] {
-  width: 100.0%;
+  width: 100%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-x='11'] {
-  left: 100.0%;
+  left: 100%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-min-width='11'] {
-  min-width: 100.0%;
+  min-width: 100%;
 }
+
 .grid-stack.grid-stack-11 > .grid-stack-item[data-gs-max-width='11'] {
-  max-width: 100.0%;
+  max-width: 100%;
 }
 
 .grid-stack.grid-stack-12 > .grid-stack-item {
-  min-width: 8.33333333%;
+  min-width: 8.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-width='1'] {
-  width: 8.33333333%;
+  width: 8.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-x='1'] {
-  left: 8.33333333%;
+  left: 8.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-min-width='1'] {
-  min-width: 8.33333333%;
+  min-width: 8.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-max-width='1'] {
-  max-width: 8.33333333%;
+  max-width: 8.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-width='2'] {
-  width: 16.66666667%;
+  width: 16.6666666667%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-x='2'] {
-  left: 16.66666667%;
+  left: 16.6666666667%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-min-width='2'] {
-  min-width: 16.66666667%;
+  min-width: 16.6666666667%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-max-width='2'] {
-  max-width: 16.66666667%;
+  max-width: 16.6666666667%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-width='3'] {
   width: 25%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-x='3'] {
   left: 25%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-min-width='3'] {
   min-width: 25%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-max-width='3'] {
   max-width: 25%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-width='4'] {
-  width: 33.33333333%;
+  width: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-x='4'] {
-  left: 33.33333333%;
+  left: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-min-width='4'] {
-  min-width: 33.33333333%;
+  min-width: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-max-width='4'] {
-  max-width: 33.33333333%;
+  max-width: 33.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-width='5'] {
-  width: 41.66666667%;
+  width: 41.6666666667%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-x='5'] {
-  left: 41.66666667%;
+  left: 41.6666666667%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-min-width='5'] {
-  min-width: 41.66666667%;
+  min-width: 41.6666666667%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-max-width='5'] {
-  max-width: 41.66666667%;
+  max-width: 41.6666666667%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-width='6'] {
   width: 50%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-x='6'] {
   left: 50%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-min-width='6'] {
   min-width: 50%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-max-width='6'] {
   max-width: 50%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-width='7'] {
-  width: 58.33333333%;
+  width: 58.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-x='7'] {
-  left: 58.33333333%;
+  left: 58.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-min-width='7'] {
-  min-width: 58.33333333%;
+  min-width: 58.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-max-width='7'] {
-  max-width: 58.33333333%;
+  max-width: 58.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-width='8'] {
-  width: 66.66666667%;
+  width: 66.6666666667%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-x='8'] {
-  left: 66.66666667%;
+  left: 66.6666666667%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-min-width='8'] {
-  min-width: 66.66666667%;
+  min-width: 66.6666666667%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-max-width='8'] {
-  max-width: 66.66666667%;
+  max-width: 66.6666666667%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-width='9'] {
   width: 75%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-x='9'] {
   left: 75%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-min-width='9'] {
   min-width: 75%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-max-width='9'] {
   max-width: 75%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-width='10'] {
-  width: 83.33333333%;
+  width: 83.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-x='10'] {
-  left: 83.33333333%;
+  left: 83.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-min-width='10'] {
-  min-width: 83.33333333%;
+  min-width: 83.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-max-width='10'] {
-  max-width: 83.33333333%;
+  max-width: 83.3333333333%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-width='11'] {
-  width: 91.66666667%;
+  width: 91.6666666667%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-x='11'] {
-  left: 91.66666667%;
+  left: 91.6666666667%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-min-width='11'] {
-  min-width: 91.66666667%;
+  min-width: 91.6666666667%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-max-width='11'] {
-  max-width: 91.66666667%;
+  max-width: 91.6666666667%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-width='12'] {
   width: 100%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-x='12'] {
   left: 100%;
 }
+
 .grid-stack.grid-stack-12 > .grid-stack-item[data-gs-min-width='12'] {
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diff --git a/dist/gridstack-extra.min.css b/dist/gridstack-extra.min.css
new file mode 100644
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--- /dev/null
+++ b/dist/gridstack-extra.min.css
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dth:91.6666666667%}.grid-stack.grid-stack-12>.grid-stack-item[data-gs-max-width='11']{max-width:91.6666666667%}.grid-stack.grid-stack-12>.grid-stack-item[data-gs-width='12']{width:100%}.grid-stack.grid-stack-12>.grid-stack-item[data-gs-x='12']{left:100%}.grid-stack.grid-stack-12>.grid-stack-item[data-gs-min-width='12']{min-width:100%}.grid-stack.grid-stack-12>.grid-stack-item[data-gs-max-width='12']{max-width:100%}
\ No newline at end of file
diff --git a/gridstack.css b/dist/gridstack.css
similarity index 63%
rename from gridstack.css
rename to dist/gridstack.css
index 50d468e..54cdbf5 100644
--- a/gridstack.css
+++ b/dist/gridstack.css
@@ -5,6 +5,15 @@
 .grid-stack {
   position: relative;
 }
+
+.grid-stack.grid-stack-rtl {
+  direction: ltr;
+}
+
+.grid-stack.grid-stack-rtl > .grid-stack-item {
+  direction: rtl;
+}
+
 .grid-stack .grid-stack-placeholder > .placeholder-content {
   border: 1px dashed lightgray;
   margin: 0;
@@ -15,12 +24,15 @@
   bottom: 0;
   width: auto;
   z-index: 0 !important;
+  text-align: center;
 }
+
 .grid-stack > .grid-stack-item {
-  min-width: 8.33333333%;
+  min-width: 8.3333333333%;
   position: absolute;
   padding: 0;
 }
+
 .grid-stack > .grid-stack-item > .grid-stack-item-content {
   margin: 0;
   position: absolute;
@@ -33,6 +45,7 @@
   overflow-x: hidden;
   overflow-y: auto;
 }
+
 .grid-stack > .grid-stack-item > .ui-resizable-handle {
   position: absolute;
   font-size: 0.1px;
@@ -40,43 +53,44 @@
   -ms-touch-action: none;
   touch-action: none;
 }
-.grid-stack > .grid-stack-item.ui-resizable-disabled > .ui-resizable-handle, .grid-stack > .grid-stack-item.ui-resizable-autohide > .ui-resizable-handle {
+
+.grid-stack > .grid-stack-item.ui-resizable-disabled > .ui-resizable-handle,
+.grid-stack > .grid-stack-item.ui-resizable-autohide > .ui-resizable-handle {
   display: none;
 }
+
 .grid-stack > .grid-stack-item.ui-draggable-dragging, .grid-stack > .grid-stack-item.ui-resizable-resizing {
   z-index: 100;
 }
+
 .grid-stack > .grid-stack-item.ui-draggable-dragging > .grid-stack-item-content,
 .grid-stack > .grid-stack-item.ui-draggable-dragging > .grid-stack-item-content, .grid-stack > .grid-stack-item.ui-resizable-resizing > .grid-stack-item-content,
 .grid-stack > .grid-stack-item.ui-resizable-resizing > .grid-stack-item-content {
   box-shadow: 1px 4px 6px rgba(0, 0, 0, 0.2);
   opacity: 0.8;
 }
+
 .grid-stack > .grid-stack-item > .ui-resizable-se,
 .grid-stack > .grid-stack-item > .ui-resizable-sw {
-  text-align: right;
-  color: gray;
-  padding: 2px 3px 0 0;
-  margin: 0;
-  font: normal normal normal 10px/1 FontAwesome;
-  font-size: inherit;
-  text-rendering: auto;
-  -webkit-font-smoothing: antialiased;
-  -moz-osx-font-smoothing: grayscale;
-}
-.grid-stack > .grid-stack-item > .ui-resizable-se::before,
-.grid-stack > .grid-stack-item > .ui-resizable-sw::before {
-  content: "\f065";
+  background-image: url(data:image/svg+xml;utf8;base64,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);
+  background-repeat: no-repeat;
+  background-position: center;
+  -webkit-transform: rotate(45deg);
+  -moz-transform: rotate(45deg);
+  -ms-transform: rotate(45deg);
+  -o-transform: rotate(45deg);
+  transform: rotate(45deg);
 }
+
 .grid-stack > .grid-stack-item > .ui-resizable-se {
   display: inline-block;
-  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=1);
-  -webkit-transform: rotate(90deg);
-  -moz-transform: rotate(90deg);
-  -ms-transform: rotate(90deg);
-  -o-transform: rotate(90deg);
-  transform: rotate(90deg);
+  -webkit-transform: rotate(-45deg);
+  -moz-transform: rotate(-45deg);
+  -ms-transform: rotate(-45deg);
+  -o-transform: rotate(-45deg);
+  transform: rotate(-45deg);
 }
+
 .grid-stack > .grid-stack-item > .ui-resizable-nw {
   cursor: nw-resize;
   width: 20px;
@@ -84,6 +98,7 @@
   left: 10px;
   top: 0;
 }
+
 .grid-stack > .grid-stack-item > .ui-resizable-n {
   cursor: n-resize;
   height: 10px;
@@ -91,6 +106,7 @@
   left: 25px;
   right: 25px;
 }
+
 .grid-stack > .grid-stack-item > .ui-resizable-ne {
   cursor: ne-resize;
   width: 20px;
@@ -98,6 +114,7 @@
   right: 10px;
   top: 0;
 }
+
 .grid-stack > .grid-stack-item > .ui-resizable-e {
   cursor: e-resize;
   width: 10px;
@@ -105,6 +122,7 @@
   top: 15px;
   bottom: 15px;
 }
+
 .grid-stack > .grid-stack-item > .ui-resizable-se {
   cursor: se-resize;
   width: 20px;
@@ -112,6 +130,7 @@
   right: 10px;
   bottom: 0;
 }
+
 .grid-stack > .grid-stack-item > .ui-resizable-s {
   cursor: s-resize;
   height: 10px;
@@ -119,6 +138,7 @@
   bottom: 0;
   right: 25px;
 }
+
 .grid-stack > .grid-stack-item > .ui-resizable-sw {
   cursor: sw-resize;
   width: 20px;
@@ -126,6 +146,7 @@
   left: 10px;
   bottom: 0;
 }
+
 .grid-stack > .grid-stack-item > .ui-resizable-w {
   cursor: w-resize;
   width: 10px;
@@ -133,158 +154,211 @@
   top: 15px;
   bottom: 15px;
 }
+
 .grid-stack > .grid-stack-item[data-gs-width='1'] {
-  width: 8.33333333%;
+  width: 8.3333333333%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-x='1'] {
-  left: 8.33333333%;
+  left: 8.3333333333%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-min-width='1'] {
-  min-width: 8.33333333%;
+  min-width: 8.3333333333%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-max-width='1'] {
-  max-width: 8.33333333%;
+  max-width: 8.3333333333%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-width='2'] {
-  width: 16.66666667%;
+  width: 16.6666666667%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-x='2'] {
-  left: 16.66666667%;
+  left: 16.6666666667%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-min-width='2'] {
-  min-width: 16.66666667%;
+  min-width: 16.6666666667%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-max-width='2'] {
-  max-width: 16.66666667%;
+  max-width: 16.6666666667%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-width='3'] {
   width: 25%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-x='3'] {
   left: 25%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-min-width='3'] {
   min-width: 25%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-max-width='3'] {
   max-width: 25%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-width='4'] {
-  width: 33.33333333%;
+  width: 33.3333333333%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-x='4'] {
-  left: 33.33333333%;
+  left: 33.3333333333%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-min-width='4'] {
-  min-width: 33.33333333%;
+  min-width: 33.3333333333%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-max-width='4'] {
-  max-width: 33.33333333%;
+  max-width: 33.3333333333%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-width='5'] {
-  width: 41.66666667%;
+  width: 41.6666666667%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-x='5'] {
-  left: 41.66666667%;
+  left: 41.6666666667%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-min-width='5'] {
-  min-width: 41.66666667%;
+  min-width: 41.6666666667%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-max-width='5'] {
-  max-width: 41.66666667%;
+  max-width: 41.6666666667%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-width='6'] {
   width: 50%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-x='6'] {
   left: 50%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-min-width='6'] {
   min-width: 50%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-max-width='6'] {
   max-width: 50%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-width='7'] {
-  width: 58.33333333%;
+  width: 58.3333333333%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-x='7'] {
-  left: 58.33333333%;
+  left: 58.3333333333%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-min-width='7'] {
-  min-width: 58.33333333%;
+  min-width: 58.3333333333%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-max-width='7'] {
-  max-width: 58.33333333%;
+  max-width: 58.3333333333%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-width='8'] {
-  width: 66.66666667%;
+  width: 66.6666666667%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-x='8'] {
-  left: 66.66666667%;
+  left: 66.6666666667%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-min-width='8'] {
-  min-width: 66.66666667%;
+  min-width: 66.6666666667%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-max-width='8'] {
-  max-width: 66.66666667%;
+  max-width: 66.6666666667%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-width='9'] {
   width: 75%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-x='9'] {
   left: 75%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-min-width='9'] {
   min-width: 75%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-max-width='9'] {
   max-width: 75%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-width='10'] {
-  width: 83.33333333%;
+  width: 83.3333333333%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-x='10'] {
-  left: 83.33333333%;
+  left: 83.3333333333%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-min-width='10'] {
-  min-width: 83.33333333%;
+  min-width: 83.3333333333%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-max-width='10'] {
-  max-width: 83.33333333%;
+  max-width: 83.3333333333%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-width='11'] {
-  width: 91.66666667%;
+  width: 91.6666666667%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-x='11'] {
-  left: 91.66666667%;
+  left: 91.6666666667%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-min-width='11'] {
-  min-width: 91.66666667%;
+  min-width: 91.6666666667%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-max-width='11'] {
-  max-width: 91.66666667%;
+  max-width: 91.6666666667%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-width='12'] {
   width: 100%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-x='12'] {
   left: 100%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-min-width='12'] {
   min-width: 100%;
 }
+
 .grid-stack > .grid-stack-item[data-gs-max-width='12'] {
   max-width: 100%;
 }
-.grid-stack.grid-stack-animate, .grid-stack.grid-stack-animate .grid-stack-item {
+
+.grid-stack.grid-stack-animate,
+.grid-stack.grid-stack-animate .grid-stack-item {
   -webkit-transition: left 0.3s, top 0.3s, height 0.3s, width 0.3s;
   -moz-transition: left 0.3s, top 0.3s, height 0.3s, width 0.3s;
   -ms-transition: left 0.3s, top 0.3s, height 0.3s, width 0.3s;
   -o-transition: left 0.3s, top 0.3s, height 0.3s, width 0.3s;
   transition: left 0.3s, top 0.3s, height 0.3s, width 0.3s;
 }
-.grid-stack.grid-stack-animate .grid-stack-item.ui-draggable-dragging, .grid-stack.grid-stack-animate .grid-stack-item.ui-resizable-resizing, .grid-stack.grid-stack-animate .grid-stack-item.grid-stack-placeholder {
+
+.grid-stack.grid-stack-animate .grid-stack-item.ui-draggable-dragging,
+.grid-stack.grid-stack-animate .grid-stack-item.ui-resizable-resizing,
+.grid-stack.grid-stack-animate .grid-stack-item.grid-stack-placeholder {
   -webkit-transition: left 0s, top 0s, height 0s, width 0s;
   -moz-transition: left 0s, top 0s, height 0s, width 0s;
   -ms-transition: left 0s, top 0s, height 0s, width 0s;
@@ -292,14 +366,6 @@
   transition: left 0s, top 0s, height 0s, width 0s;
 }
 
-/** Uncomment this to show bottom-left resize handle **/
-/*
-.grid-stack > .grid-stack-item > .ui-resizable-sw {
-    display: inline-block;
-    filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=3);
-    @include vendor(transform, rotate(180deg));
-}
-*/
 @media (max-width: 768px) {
   .grid-stack-item {
     position: relative !important;
@@ -311,7 +377,6 @@
   .grid-stack-item .ui-resizable-handle {
     display: none;
   }
-
   .grid-stack {
     height: auto !important;
   }
diff --git a/dist/gridstack.js b/dist/gridstack.js
new file mode 100644
index 0000000..1d964ea
--- /dev/null
+++ b/dist/gridstack.js
@@ -0,0 +1,1332 @@
+/**
+ * gridstack.js 0.2.5-dev
+ * http://troolee.github.io/gridstack.js/
+ * (c) 2014-2016 Pavel Reznikov
+ * gridstack.js may be freely distributed under the MIT license.
+ * @preserve
+*/
+(function(factory) {
+    if (typeof define === 'function' && define.amd) {
+        define(['jquery', 'lodash', 'jquery-ui/core', 'jquery-ui/widget', 'jquery-ui/mouse', 'jquery-ui/draggable',
+            'jquery-ui/resizable'], factory);
+    } else if (typeof exports !== 'undefined') {
+        try { jQuery = require('jquery'); } catch (e) {}
+        try { _ = require('lodash'); } catch (e) {}
+        factory(jQuery, _);
+    } else {
+        factory(jQuery, _);
+    }
+})(function($, _) {
+
+    var scope = window;
+
+    var obsolete = function(f, oldName, newName) {
+        var wrapper = function() {
+            console.warn('gridstack.js: Function `' + oldName + '` is deprecated as of v0.2.5 and has been replaced ' +
+            'with `' + newName + '`. It will be **completely** removed in v1.0.');
+            return f.apply(this, arguments);
+        };
+        wrapper.prototype = f.prototype;
+
+        return wrapper;
+    };
+
+    var obsoleteOpts = function(oldName, newName) {
+        console.warn('gridstack.js: Option `' + oldName + '` is deprecated as of v0.2.5 and has been replaced with `' +
+            newName + '`. It will be **completely** removed in v1.0.');
+    };
+
+    var Utils = {
+        isIntercepted: function(a, b) {
+            return !(a.x + a.width <= b.x || b.x + b.width <= a.x || a.y + a.height <= b.y || b.y + b.height <= a.y);
+        },
+
+        sort: function(nodes, dir, width) {
+            width = width || _.chain(nodes).map(function(node) { return node.x + node.width; }).max().value();
+            dir = dir != -1 ? 1 : -1;
+            return _.sortBy(nodes, function(n) { return dir * (n.x + n.y * width); });
+        },
+
+        createStylesheet: function(id) {
+            var style = document.createElement('style');
+            style.setAttribute('type', 'text/css');
+            style.setAttribute('data-gs-id', id);
+            if (style.styleSheet) {
+                style.styleSheet.cssText = '';
+            } else {
+                style.appendChild(document.createTextNode(''));
+            }
+            document.getElementsByTagName('head')[0].appendChild(style);
+            return style.sheet;
+        },
+
+        removeStylesheet: function(id) {
+            $('STYLE[data-gs-id=' + id + ']').remove();
+        },
+
+        insertCSSRule: function(sheet, selector, rules, index) {
+            if (typeof sheet.insertRule === 'function') {
+                sheet.insertRule(selector + '{' + rules + '}', index);
+            } else if (typeof sheet.addRule === 'function') {
+                sheet.addRule(selector, rules, index);
+            }
+        },
+
+        toBool: function(v) {
+            if (typeof v == 'boolean') {
+                return v;
+            }
+            if (typeof v == 'string') {
+                v = v.toLowerCase();
+                return !(v === '' || v == 'no' || v == 'false' || v == '0');
+            }
+            return Boolean(v);
+        },
+
+        _collisionNodeCheck: function(n) {
+            return n != this.node && Utils.isIntercepted(n, this.nn);
+        },
+
+        _didCollideFloat: function(bn) {
+            return this.n != bn &&
+                Utils.isIntercepted({x: this.n.x, y: this.newY, width: this.n.width, height: this.n.height}, bn);
+        },
+
+        _didCollide: function(bn) {
+            return Utils.isIntercepted({x: this.n.x, y: this.newY, width: this.n.width, height: this.n.height}, bn);
+        },
+
+        _isAddNodeIntercepted: function(n) {
+            return Utils.isIntercepted({x: this.x, y: this.y, width: this.node.width, height: this.node.height}, n);
+        },
+
+        parseHeight: function(val) {
+            var height = val;
+            var heightUnit = 'px';
+            if (height && _.isString(height)) {
+                var match = height.match(/^([0-9]*\.[0-9]+|[0-9]+)(px|em|rem|vh|vw)?$/);
+                if (!match) {
+                    throw new Error('Invalid height');
+                }
+                heightUnit = match[2];
+                height = parseFloat(match[1]);
+            }
+            return {height: height, unit: heightUnit};
+        }
+    };
+
+    // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
+    Utils.is_intercepted = obsolete(Utils.isIntercepted, 'is_intercepted', 'isIntercepted');
+
+    Utils.create_stylesheet = obsolete(Utils.createStylesheet, 'create_stylesheet', 'createStylesheet');
+
+    Utils.remove_stylesheet = obsolete(Utils.removeStylesheet, 'remove_stylesheet', 'removeStylesheet');
+
+    Utils.insert_css_rule = obsolete(Utils.insertCSSRule, 'insert_css_rule', 'insertCSSRule');
+    // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
+
+    var idSeq = 0;
+
+    var GridStackEngine = function(width, onchange, floatMode, height, items) {
+        this.width = width;
+        this.float = floatMode || false;
+        this.height = height || 0;
+
+        this.nodes = items || [];
+        this.onchange = onchange || function() {};
+
+        this._updateCounter = 0;
+        this._float = this.float;
+    };
+
+    GridStackEngine.prototype.batchUpdate = function() {
+        this._updateCounter = 1;
+        this.float = true;
+    };
+
+    GridStackEngine.prototype.commit = function() {
+        if (this._updateCounter !== 0) {
+            this._updateCounter = 0;
+            this.float = this._float;
+            this._packNodes();
+            this._notify();
+        }
+    };
+
+    GridStackEngine.prototype._fixCollisions = function(node) {
+        var self = this;
+        this._sortNodes(-1);
+
+        var nn = node;
+        var hasLocked = Boolean(_.find(this.nodes, function(n) { return n.locked; }));
+        if (!this.float && !hasLocked) {
+            nn = {x: 0, y: node.y, width: this.width, height: node.height};
+        }
+        while (true) {
+            var collisionNode = _.find(this.nodes, _.bind(Utils._collisionNodeCheck, {node: node, nn: nn}));
+            if (typeof collisionNode == 'undefined') {
+                return;
+            }
+            this.moveNode(collisionNode, collisionNode.x, node.y + node.height,
+                collisionNode.width, collisionNode.height, true);
+        }
+    };
+
+    GridStackEngine.prototype.isAreaEmpty = function(x, y, width, height) {
+        var nn = {x: x || 0, y: y || 0, width: width || 1, height: height || 1};
+        var collisionNode = _.find(this.nodes, _.bind(function(n) {
+            return Utils.isIntercepted(n, nn);
+        }, this));
+        return collisionNode === null;
+    };
+
+    GridStackEngine.prototype._sortNodes = function(dir) {
+        this.nodes = Utils.sort(this.nodes, dir, this.width);
+    };
+
+    GridStackEngine.prototype._packNodes = function() {
+        this._sortNodes();
+
+        if (this.float) {
+            _.each(this.nodes, _.bind(function(n, i) {
+                if (n._updating || typeof n._origY == 'undefined' || n.y == n._origY) {
+                    return;
+                }
+
+                var newY = n.y;
+                while (newY >= n._origY) {
+                    var collisionNode = _.chain(this.nodes)
+                        .find(_.bind(Utils._didCollide, {n: n, newY: newY}))
+                        .value();
+
+                    if (!collisionNode) {
+                        n._dirty = true;
+                        n.y = newY;
+                    }
+                    --newY;
+                }
+            }, this));
+        } else {
+            _.each(this.nodes, _.bind(function(n, i) {
+                if (n.locked) {
+                    return;
+                }
+                while (n.y > 0) {
+                    var newY = n.y - 1;
+                    var canBeMoved = i === 0;
+
+                    if (i > 0) {
+                        var collisionNode = _.chain(this.nodes)
+                            .take(i)
+                            .find(_.bind(Utils._didCollide, {n: n, newY: newY}))
+                            .value();
+                        canBeMoved = typeof collisionNode == 'undefined';
+                    }
+
+                    if (!canBeMoved) {
+                        break;
+                    }
+                    n._dirty = n.y != newY;
+                    n.y = newY;
+                }
+            }, this));
+        }
+    };
+
+    GridStackEngine.prototype._prepareNode = function(node, resizing) {
+        node = _.defaults(node || {}, {width: 1, height: 1, x: 0, y: 0});
+
+        node.x = parseInt('' + node.x);
+        node.y = parseInt('' + node.y);
+        node.width = parseInt('' + node.width);
+        node.height = parseInt('' + node.height);
+        node.autoPosition = node.autoPosition || false;
+        node.noResize = node.noResize || false;
+        node.noMove = node.noMove || false;
+
+        if (node.width > this.width) {
+            node.width = this.width;
+        } else if (node.width < 1) {
+            node.width = 1;
+        }
+
+        if (node.height < 1) {
+            node.height = 1;
+        }
+
+        if (node.x < 0) {
+            node.x = 0;
+        }
+
+        if (node.x + node.width > this.width) {
+            if (resizing) {
+                node.width = this.width - node.x;
+            } else {
+                node.x = this.width - node.width;
+            }
+        }
+
+        if (node.y < 0) {
+            node.y = 0;
+        }
+
+        return node;
+    };
+
+    GridStackEngine.prototype._notify = function() {
+        if (this._updateCounter) {
+            return;
+        }
+        var deletedNodes = Array.prototype.slice.call(arguments, 1).concat(this.getDirtyNodes());
+        deletedNodes = deletedNodes.concat(this.getDirtyNodes());
+        this.onchange(deletedNodes);
+    };
+
+    GridStackEngine.prototype.cleanNodes = function() {
+        if (this._updateCounter) {
+            return;
+        }
+        _.each(this.nodes, function(n) {n._dirty = false; });
+    };
+
+    GridStackEngine.prototype.getDirtyNodes = function() {
+        return _.filter(this.nodes, function(n) { return n._dirty; });
+    };
+
+    GridStackEngine.prototype.addNode = function(node) {
+        node = this._prepareNode(node);
+
+        if (typeof node.maxWidth != 'undefined') { node.width = Math.min(node.width, node.maxWidth); }
+        if (typeof node.maxHeight != 'undefined') { node.height = Math.min(node.height, node.maxHeight); }
+        if (typeof node.minWidth != 'undefined') { node.width = Math.max(node.width, node.minWidth); }
+        if (typeof node.minHeight != 'undefined') { node.height = Math.max(node.height, node.minHeight); }
+
+        node._id = ++idSeq;
+        node._dirty = true;
+
+        if (node.autoPosition) {
+            this._sortNodes();
+
+            for (var i = 0;; ++i) {
+                var x = i % this.width;
+                var y = Math.floor(i / this.width);
+                if (x + node.width > this.width) {
+                    continue;
+                }
+                if (!_.find(this.nodes, _.bind(Utils._isAddNodeIntercepted, {x: x, y: y, node: node}))) {
+                    node.x = x;
+                    node.y = y;
+                    break;
+                }
+            }
+        }
+
+        this.nodes.push(node);
+
+        this._fixCollisions(node);
+        this._packNodes();
+        this._notify();
+        return node;
+    };
+
+    GridStackEngine.prototype.removeNode = function(node) {
+        node._id = null;
+        this.nodes = _.without(this.nodes, node);
+        this._packNodes();
+        this._notify(node);
+    };
+
+    GridStackEngine.prototype.canMoveNode = function(node, x, y, width, height) {
+        var hasLocked = Boolean(_.find(this.nodes, function(n) { return n.locked; }));
+
+        if (!this.height && !hasLocked) {
+            return true;
+        }
+
+        var clonedNode;
+        var clone = new GridStackEngine(
+            this.width,
+            null,
+            this.float,
+            0,
+            _.map(this.nodes, function(n) {
+                if (n == node) {
+                    clonedNode = $.extend({}, n);
+                    return clonedNode;
+                }
+                return $.extend({}, n);
+            }));
+
+        clone.moveNode(clonedNode, x, y, width, height);
+
+        var res = true;
+
+        if (hasLocked) {
+            res &= !Boolean(_.find(clone.nodes, function(n) {
+                return n != clonedNode && Boolean(n.locked) && Boolean(n._dirty);
+            }));
+        }
+        if (this.height) {
+            res &= clone.getGridHeight() <= this.height;
+        }
+
+        return res;
+    };
+
+    GridStackEngine.prototype.canBePlacedWithRespectToHeight = function(node) {
+        if (!this.height) {
+            return true;
+        }
+
+        var clone = new GridStackEngine(
+            this.width,
+            null,
+            this.float,
+            0,
+            _.map(this.nodes, function(n) { return $.extend({}, n); }));
+        clone.addNode(node);
+        return clone.getGridHeight() <= this.height;
+    };
+
+    GridStackEngine.prototype.moveNode = function(node, x, y, width, height, noPack) {
+        if (typeof x != 'number') { x = node.x; }
+        if (typeof y != 'number') { y = node.y; }
+        if (typeof width != 'number') { width = node.width; }
+        if (typeof height != 'number') { height = node.height; }
+
+        if (typeof node.maxWidth != 'undefined') { width = Math.min(width, node.maxWidth); }
+        if (typeof node.maxHeight != 'undefined') { height = Math.min(height, node.maxHeight); }
+        if (typeof node.minWidth != 'undefined') { width = Math.max(width, node.minWidth); }
+        if (typeof node.minHeight != 'undefined') { height = Math.max(height, node.minHeight); }
+
+        if (node.x == x && node.y == y && node.width == width && node.height == height) {
+            return node;
+        }
+
+        var resizing = node.width != width;
+        node._dirty = true;
+
+        node.x = x;
+        node.y = y;
+        node.width = width;
+        node.height = height;
+
+        node = this._prepareNode(node, resizing);
+
+        this._fixCollisions(node);
+        if (!noPack) {
+            this._packNodes();
+            this._notify();
+        }
+        return node;
+    };
+
+    GridStackEngine.prototype.getGridHeight = function() {
+        return _.reduce(this.nodes, function(memo, n) { return Math.max(memo, n.y + n.height); }, 0);
+    };
+
+    GridStackEngine.prototype.beginUpdate = function(node) {
+        _.each(this.nodes, function(n) {
+            n._origY = n.y;
+        });
+        node._updating = true;
+    };
+
+    GridStackEngine.prototype.endUpdate = function() {
+        _.each(this.nodes, function(n) {
+            n._origY = n.y;
+        });
+        var n = _.find(this.nodes, function(n) { return n._updating; });
+        if (n) {
+            n._updating = false;
+        }
+    };
+
+    var GridStack = function(el, opts) {
+        var self = this;
+        var oneColumnMode;
+
+        opts = opts || {};
+
+        this.container = $(el);
+
+        // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
+        if (typeof opts.handle_class !== 'undefined') {
+            opts.handleClass = opts.handle_class;
+            obsoleteOpts('handle_class', 'handleClass');
+        }
+        if (typeof opts.item_class !== 'undefined') {
+            opts.itemClass = opts.item_class;
+            obsoleteOpts('item_class', 'itemClass');
+        }
+        if (typeof opts.placeholder_class !== 'undefined') {
+            opts.placeholderClass = opts.placeholder_class;
+            obsoleteOpts('placeholder_class', 'placeholderClass');
+        }
+        if (typeof opts.placeholder_text !== 'undefined') {
+            opts.placeholderText = opts.placeholder_text;
+            obsoleteOpts('placeholder_text', 'placeholderText');
+        }
+        if (typeof opts.item_class !== 'undefined') {
+            opts.itemClass = opts.item_class;
+            obsoleteOpts('item_class', 'itemClass');
+        }
+        if (typeof opts.cell_height !== 'undefined') {
+            opts.cellHeight = opts.cell_height;
+            obsoleteOpts('cell_height', 'cellHeight');
+        }
+        if (typeof opts.vertical_margin !== 'undefined') {
+            opts.verticalMargin = opts.vertical_margin;
+            obsoleteOpts('vertical_margin', 'verticalMargin');
+        }
+        if (typeof opts.min_width !== 'undefined') {
+            opts.minWidth = opts.min_width;
+            obsoleteOpts('min_width', 'minWidth');
+        }
+        if (typeof opts.static_grid !== 'undefined') {
+            opts.staticGrid = opts.static_grid;
+            obsoleteOpts('static_grid', 'staticGrid');
+        }
+        if (typeof opts.is_nested !== 'undefined') {
+            opts.isNested = opts.is_nested;
+            obsoleteOpts('is_nested', 'isNested');
+        }
+        if (typeof opts.always_show_resize_handle !== 'undefined') {
+            opts.alwaysShowResizeHandle = opts.always_show_resize_handle;
+            obsoleteOpts('always_show_resize_handle', 'alwaysShowResizeHandle');
+        }
+        // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
+
+        opts.itemClass = opts.itemClass || 'grid-stack-item';
+        var isNested = this.container.closest('.' + opts.itemClass).size() > 0;
+
+        this.opts = _.defaults(opts || {}, {
+            width: parseInt(this.container.attr('data-gs-width')) || 12,
+            height: parseInt(this.container.attr('data-gs-height')) || 0,
+            itemClass: 'grid-stack-item',
+            placeholderClass: 'grid-stack-placeholder',
+            placeholderText: '',
+            handle: '.grid-stack-item-content',
+            handleClass: null,
+            cellHeight: 60,
+            verticalMargin: 20,
+            auto: true,
+            minWidth: 768,
+            float: false,
+            staticGrid: false,
+            _class: 'grid-stack-instance-' + (Math.random() * 10000).toFixed(0),
+            animate: Boolean(this.container.attr('data-gs-animate')) || false,
+            alwaysShowResizeHandle: opts.alwaysShowResizeHandle || false,
+            resizable: _.defaults(opts.resizable || {}, {
+                autoHide: !(opts.alwaysShowResizeHandle || false),
+                handles: 'se'
+            }),
+            draggable: _.defaults(opts.draggable || {}, {
+                handle: (opts.handleClass ? '.' + opts.handleClass : (opts.handle ? opts.handle : '')) ||
+                    '.grid-stack-item-content',
+                scroll: false,
+                appendTo: 'body'
+            }),
+            disableDrag: opts.disableDrag || false,
+            disableResize: opts.disableResize || false,
+            rtl: 'auto'
+        });
+
+        if (this.opts.rtl === 'auto') {
+            this.opts.rtl = this.container.css('direction') === 'rtl';
+        }
+
+        if (this.opts.rtl) {
+            this.container.addClass('grid-stack-rtl');
+        }
+
+        this.opts.isNested = isNested;
+
+        this.cellHeight(this.opts.cellHeight, true);
+        this.verticalMargin(this.opts.verticalMargin, true);
+
+        this.container.addClass(this.opts._class);
+
+        this._setStaticClass();
+
+        if (isNested) {
+            this.container.addClass('grid-stack-nested');
+        }
+
+        this._initStyles();
+
+        this.grid = new GridStackEngine(this.opts.width, function(nodes) {
+            var maxHeight = 0;
+            _.each(nodes, function(n) {
+                if (n._id === null) {
+                    n.el.remove();
+                } else {
+                    n.el
+                        .attr('data-gs-x', n.x)
+                        .attr('data-gs-y', n.y)
+                        .attr('data-gs-width', n.width)
+                        .attr('data-gs-height', n.height);
+                    maxHeight = Math.max(maxHeight, n.y + n.height);
+                }
+            });
+            self._updateStyles(maxHeight + 10);
+        }, this.opts.float, this.opts.height);
+
+        if (this.opts.auto) {
+            var elements = [];
+            var _this = this;
+            this.container.children('.' + this.opts.itemClass + ':not(.' + this.opts.placeholderClass + ')')
+                .each(function(index, el) {
+                el = $(el);
+                elements.push({
+                    el: el,
+                    i: parseInt(el.attr('data-gs-x')) + parseInt(el.attr('data-gs-y')) * _this.opts.width
+                });
+            });
+            _.chain(elements).sortBy(function(x) { return x.i; }).each(function(i) {
+                self._prepareElement(i.el);
+            }).value();
+        }
+
+        this.setAnimation(this.opts.animate);
+
+        this.placeholder = $(
+            '<div class="' + this.opts.placeholderClass + ' ' + this.opts.itemClass + '">' +
+            '<div class="placeholder-content">' + this.opts.placeholderText + '</div></div>').hide();
+
+        this._updateContainerHeight();
+
+        this.onResizeHandler = function() {
+            if (self._isOneColumnMode()) {
+                if (oneColumnMode) {
+                    return;
+                }
+
+                oneColumnMode = true;
+
+                self.grid._sortNodes();
+                _.each(self.grid.nodes, function(node) {
+                    self.container.append(node.el);
+
+                    if (self.opts.staticGrid) {
+                        return;
+                    }
+                    if (node.noMove || self.opts.disableDrag) {
+                        node.el.draggable('disable');
+                    }
+                    if (node.noResize || self.opts.disableResize) {
+                        node.el.resizable('disable');
+                    }
+                });
+            } else {
+                if (!oneColumnMode) {
+                    return;
+                }
+
+                oneColumnMode = false;
+
+                if (self.opts.staticGrid) {
+                    return;
+                }
+
+                _.each(self.grid.nodes, function(node) {
+                    if (!node.noMove && !self.opts.disableDrag) {
+                        node.el.draggable('enable');
+                    }
+                    if (!node.noResize && !self.opts.disableResize) {
+                        node.el.resizable('enable');
+                    }
+                });
+            }
+        };
+
+        $(window).resize(this.onResizeHandler);
+        this.onResizeHandler();
+    };
+
+    GridStack.prototype._triggerChangeEvent = function(forceTrigger) {
+        var elements = this.grid.getDirtyNodes();
+        var hasChanges = false;
+
+        var eventParams = [];
+        if (elements && elements.length) {
+            eventParams.push(elements);
+            hasChanges = true;
+        }
+
+        if (hasChanges || forceTrigger === true) {
+            this.container.trigger('change', eventParams);
+        }
+    };
+
+    GridStack.prototype._initStyles = function() {
+        if (!this.opts.cellHeight) { // That will be handled by CSS
+            return ;
+        }
+        if (this._stylesId) {
+            $('[data-gs-id="' + this._stylesId + '"]').remove();
+        }
+        this._stylesId = 'gridstack-style-' + (Math.random() * 100000).toFixed();
+        this._styles = Utils.createStylesheet(this._stylesId);
+        if (this._styles !== null) {
+            this._styles._max = 0;
+        }
+    };
+
+    GridStack.prototype._updateStyles = function(maxHeight) {
+        if (this._styles === null) {
+            return;
+        }
+
+        var prefix = '.' + this.opts._class + ' .' + this.opts.itemClass;
+        var self = this;
+        var getHeight;
+
+        if (typeof maxHeight == 'undefined') {
+            maxHeight = this._styles._max;
+            this._initStyles();
+            this._updateContainerHeight();
+        }
+        if (!this.opts.cellHeight) { // The rest will be handled by CSS
+            return ;
+        }
+        if (this._styles._max !== 0 && maxHeight <= this._styles._max) {
+            return ;
+        }
+
+        if (!this.opts.verticalMargin || this.opts.cellHeightUnit === this.opts.verticalMarginUnit) {
+            getHeight = function(nbRows, nbMargins) {
+                return (self.opts.cellHeight * nbRows + self.opts.verticalMargin * nbMargins) +
+                    self.opts.cellHeightUnit;
+            };
+        } else {
+            getHeight = function(nbRows, nbMargins) {
+                if (!nbRows || !nbMargins) {
+                    return (self.opts.cellHeight * nbRows + self.opts.verticalMargin * nbMargins) +
+                        self.opts.cellHeightUnit;
+                }
+                return 'calc(' + ((self.opts.cellHeight * nbRows) + self.opts.cellHeightUnit) + ' + ' +
+                    ((self.opts.verticalMargin * nbMargins) + self.opts.verticalMarginUnit) + ')';
+            };
+        }
+
+        if (this._styles._max === 0) {
+            Utils.insertCSSRule(this._styles, prefix, 'min-height: ' + getHeight(1, 0) + ';', 0);
+        }
+
+        if (maxHeight > this._styles._max) {
+            for (var i = this._styles._max; i < maxHeight; ++i) {
+                Utils.insertCSSRule(this._styles,
+                    prefix + '[data-gs-height="' + (i + 1) + '"]',
+                    'height: ' + getHeight(i + 1, i) + ';',
+                    i
+                );
+                Utils.insertCSSRule(this._styles,
+                    prefix + '[data-gs-min-height="' + (i + 1) + '"]',
+                    'min-height: ' + getHeight(i + 1, i) + ';',
+                    i
+                );
+                Utils.insertCSSRule(this._styles,
+                    prefix + '[data-gs-max-height="' + (i + 1) + '"]',
+                    'max-height: ' + getHeight(i + 1, i) + ';',
+                    i
+                );
+                Utils.insertCSSRule(this._styles,
+                    prefix + '[data-gs-y="' + i + '"]',
+                    'top: ' + getHeight(i, i) + ';',
+                    i
+                );
+            }
+            this._styles._max = maxHeight;
+        }
+    };
+
+    GridStack.prototype._updateContainerHeight = function() {
+        if (this.grid._updateCounter) {
+            return;
+        }
+        var height = this.grid.getGridHeight();
+        this.container.attr('data-gs-current-height', height);
+        if (!this.opts.cellHeight) {
+            return ;
+        }
+        if (!this.opts.verticalMargin) {
+            this.container.css('height', (height * (this.opts.cellHeight)) + this.opts.cellHeightUnit);
+        } else if (this.opts.cellHeightUnit === this.opts.verticalMarginUnit) {
+            this.container.css('height', (height * (this.opts.cellHeight + this.opts.verticalMargin) -
+                this.opts.verticalMargin) + this.opts.cellHeightUnit);
+        } else {
+            this.container.css('height', 'calc(' + ((height * (this.opts.cellHeight)) + this.opts.cellHeightUnit) +
+                ' + ' + ((height * (this.opts.verticalMargin - 1)) + this.opts.verticalMarginUnit) + ')');
+        }
+    };
+
+    GridStack.prototype._isOneColumnMode = function() {
+        return (window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth) <=
+            this.opts.minWidth;
+    };
+
+    GridStack.prototype._prepareElement = function(el) {
+        var self = this;
+        el = $(el);
+
+        el.addClass(this.opts.itemClass);
+        var node = self.grid.addNode({
+            x: el.attr('data-gs-x'),
+            y: el.attr('data-gs-y'),
+            width: el.attr('data-gs-width'),
+            height: el.attr('data-gs-height'),
+            maxWidth: el.attr('data-gs-max-width'),
+            minWidth: el.attr('data-gs-min-width'),
+            maxHeight: el.attr('data-gs-max-height'),
+            minHeight: el.attr('data-gs-min-height'),
+            autoPosition: Utils.toBool(el.attr('data-gs-auto-position')),
+            noResize: Utils.toBool(el.attr('data-gs-no-resize')),
+            noMove: Utils.toBool(el.attr('data-gs-no-move')),
+            locked: Utils.toBool(el.attr('data-gs-locked')),
+            el: el
+        });
+        el.data('_gridstack_node', node);
+
+        var cellWidth;
+        var cellHeight;
+
+        var dragOrResize = function(event, ui) {
+            var x = Math.round(ui.position.left / cellWidth);
+            var y = Math.floor((ui.position.top + cellHeight / 2) / cellHeight);
+            var width;
+            var height;
+            if (event.type != 'drag') {
+                width = Math.round(ui.size.width / cellWidth);
+                height = Math.round(ui.size.height / cellHeight);
+            }
+
+            if (!self.grid.canMoveNode(node, x, y, width, height)) {
+                return;
+            }
+            self.grid.moveNode(node, x, y, width, height);
+            self._updateContainerHeight();
+        };
+
+        var onStartMoving = function(event, ui) {
+            self.container.append(self.placeholder);
+            var o = $(this);
+            self.grid.cleanNodes();
+            self.grid.beginUpdate(node);
+            cellWidth = Math.ceil(o.outerWidth() / o.attr('data-gs-width'));
+            var strictCellHeight = Math.ceil(o.outerHeight() / o.attr('data-gs-height'));
+            cellHeight = self.container.height() / parseInt(self.container.attr('data-gs-current-height'));
+            self.placeholder
+                .attr('data-gs-x', o.attr('data-gs-x'))
+                .attr('data-gs-y', o.attr('data-gs-y'))
+                .attr('data-gs-width', o.attr('data-gs-width'))
+                .attr('data-gs-height', o.attr('data-gs-height'))
+                .show();
+            node.el = self.placeholder;
+
+            el.resizable('option', 'minWidth', cellWidth * (node.minWidth || 1));
+            el.resizable('option', 'minHeight', strictCellHeight * (node.minHeight || 1));
+
+            if (event.type == 'resizestart') {
+                o.find('.grid-stack-item').trigger('resizestart');
+            }
+        };
+
+        var onEndMoving = function(event, ui) {
+            self.placeholder.detach();
+            var o = $(this);
+            node.el = o;
+            self.placeholder.hide();
+            o
+                .attr('data-gs-x', node.x)
+                .attr('data-gs-y', node.y)
+                .attr('data-gs-width', node.width)
+                .attr('data-gs-height', node.height)
+                .removeAttr('style');
+            self._updateContainerHeight();
+            self._triggerChangeEvent();
+
+            self.grid.endUpdate();
+
+            var nestedGrids = o.find('.grid-stack');
+            if (nestedGrids.length && event.type == 'resizestop') {
+                nestedGrids.each(function(index, el) {
+                    $(el).data('gridstack').onResizeHandler();
+                });
+                o.find('.grid-stack-item').trigger('resizestop');
+            }
+        };
+
+        el
+            .draggable(_.extend(this.opts.draggable, {
+                containment: this.opts.isNested ? this.container.parent() : null,
+                start: onStartMoving,
+                stop: onEndMoving,
+                drag: dragOrResize
+            }))
+            .resizable(_.extend(this.opts.resizable, {
+                start: onStartMoving,
+                stop: onEndMoving,
+                resize: dragOrResize
+            }));
+
+        if (node.noMove || this._isOneColumnMode() || this.opts.staticGrid || this.opts.disableDrag) {
+            el.draggable('disable');
+        }
+
+        if (node.noResize || this._isOneColumnMode() || this.opts.staticGrid || this.opts.disableResize) {
+            el.resizable('disable');
+        }
+
+        el.attr('data-gs-locked', node.locked ? 'yes' : null);
+    };
+
+    GridStack.prototype.setAnimation = function(enable) {
+        if (enable) {
+            this.container.addClass('grid-stack-animate');
+        } else {
+            this.container.removeClass('grid-stack-animate');
+        }
+    };
+
+    GridStack.prototype.addWidget = function(el, x, y, width, height, autoPosition) {
+        el = $(el);
+        if (typeof x != 'undefined') { el.attr('data-gs-x', x); }
+        if (typeof y != 'undefined') { el.attr('data-gs-y', y); }
+        if (typeof width != 'undefined') { el.attr('data-gs-width', width); }
+        if (typeof height != 'undefined') { el.attr('data-gs-height', height); }
+        if (typeof autoPosition != 'undefined') { el.attr('data-gs-auto-position', autoPosition ? 'yes' : null); }
+        this.container.append(el);
+        this._prepareElement(el);
+        this._updateContainerHeight();
+        this._triggerChangeEvent(true);
+
+        return el;
+    };
+
+    GridStack.prototype.makeWidget = function(el) {
+        el = $(el);
+        this._prepareElement(el);
+        this._updateContainerHeight();
+        this._triggerChangeEvent(true);
+
+        return el;
+    };
+
+    GridStack.prototype.willItFit = function(x, y, width, height, autoPosition) {
+        var node = {x: x, y: y, width: width, height: height, autoPosition: autoPosition};
+        return this.grid.canBePlacedWithRespectToHeight(node);
+    };
+
+    GridStack.prototype.removeWidget = function(el, detachNode) {
+        detachNode = typeof detachNode === 'undefined' ? true : detachNode;
+        el = $(el);
+        var node = el.data('_gridstack_node');
+        this.grid.removeNode(node);
+        el.removeData('_gridstack_node');
+        this._updateContainerHeight();
+        if (detachNode) {
+            el.remove();
+        }
+        this._triggerChangeEvent(true);
+    };
+
+    GridStack.prototype.removeAll = function(detachNode) {
+        _.each(this.grid.nodes, _.bind(function(node) {
+            this.removeWidget(node.el, detachNode);
+        }, this));
+        this.grid.nodes = [];
+        this._updateContainerHeight();
+    };
+
+    GridStack.prototype.destroy = function() {
+        $(window).off('resize', this.onResizeHandler);
+        this.disable();
+        this.container.remove();
+        Utils.removeStylesheet(this._stylesId);
+        if (this.grid) {
+            this.grid = null;
+        }
+    };
+
+    GridStack.prototype.resizable = function(el, val) {
+        var self = this;
+        el = $(el);
+        el.each(function(index, el) {
+            el = $(el);
+            var node = el.data('_gridstack_node');
+            if (typeof node == 'undefined' || node === null) {
+                return;
+            }
+
+            node.noResize = !(val || false);
+            if (node.noResize || self._isOneColumnMode()) {
+                el.resizable('disable');
+            } else {
+                el.resizable('enable');
+            }
+        });
+        return this;
+    };
+
+    GridStack.prototype.movable = function(el, val) {
+        var self = this;
+        el = $(el);
+        el.each(function(index, el) {
+            el = $(el);
+            var node = el.data('_gridstack_node');
+            if (typeof node == 'undefined' || node === null) {
+                return;
+            }
+
+            node.noMove = !(val || false);
+            if (node.noMove || self._isOneColumnMode()) {
+                el.draggable('disable');
+                el.removeClass('ui-draggable-handle');
+            } else {
+                el.draggable('enable');
+                el.addClass('ui-draggable-handle');
+            }
+        });
+        return this;
+    };
+
+    GridStack.prototype.enableMove = function(doEnable, includeNewWidgets) {
+        this.movable(this.container.children('.' + this.opts.itemClass), doEnable);
+        if (includeNewWidgets) {
+            this.opts.disableDrag = !doEnable;
+        }
+    };
+
+    GridStack.prototype.enableResize = function(doEnable, includeNewWidgets) {
+        this.resizable(this.container.children('.' + this.opts.itemClass), doEnable);
+        if (includeNewWidgets) {
+            this.opts.disableResize = !doEnable;
+        }
+    };
+
+    GridStack.prototype.disable = function() {
+        this.movable(this.container.children('.' + this.opts.itemClass), false);
+        this.resizable(this.container.children('.' + this.opts.itemClass), false);
+        this.container.trigger('disable');
+    };
+
+    GridStack.prototype.enable = function() {
+        this.movable(this.container.children('.' + this.opts.itemClass), true);
+        this.resizable(this.container.children('.' + this.opts.itemClass), true);
+        this.container.trigger('enable');
+    };
+
+    GridStack.prototype.locked = function(el, val) {
+        el = $(el);
+        el.each(function(index, el) {
+            el = $(el);
+            var node = el.data('_gridstack_node');
+            if (typeof node == 'undefined' || node === null) {
+                return;
+            }
+
+            node.locked = (val || false);
+            el.attr('data-gs-locked', node.locked ? 'yes' : null);
+        });
+        return this;
+    };
+
+    GridStack.prototype.maxHeight = function(el, val) {
+        el = $(el);
+        el.each(function(index, el) {
+            el = $(el);
+            var node = el.data('_gridstack_node');
+            if (typeof node === 'undefined' || node === null) {
+                return;
+            }
+
+            if (!isNaN(val)) {
+                node.maxHeight = (val || false);
+                el.attr('data-gs-max-height', val);
+            }
+        });
+        return this;
+    };
+
+    GridStack.prototype.minHeight = function(el, val) {
+        el = $(el);
+        el.each(function(index, el) {
+            el = $(el);
+            var node = el.data('_gridstack_node');
+            if (typeof node === 'undefined' || node === null) {
+                return;
+            }
+
+            if (!isNaN(val)) {
+                node.minHeight = (val || false);
+                el.attr('data-gs-min-height', val);
+            }
+        });
+        return this;
+    };
+
+    GridStack.prototype.maxWidth = function(el, val) {
+        el = $(el);
+        el.each(function(index, el) {
+            el = $(el);
+            var node = el.data('_gridstack_node');
+            if (typeof node === 'undefined' || node === null) {
+                return;
+            }
+
+            if (!isNaN(val)) {
+                node.maxWidth = (val || false);
+                el.attr('data-gs-max-width', val);
+            }
+        });
+        return this;
+    };
+
+    GridStack.prototype.minWidth = function(el, val) {
+        el = $(el);
+        el.each(function(index, el) {
+            el = $(el);
+            var node = el.data('_gridstack_node');
+            if (typeof node === 'undefined' || node === null) {
+                return;
+            }
+
+            if (!isNaN(val)) {
+                node.minWidth = (val || false);
+                el.attr('data-gs-min-width', val);
+            }
+        });
+        return this;
+    };
+
+    GridStack.prototype._updateElement = function(el, callback) {
+        el = $(el).first();
+        var node = el.data('_gridstack_node');
+        if (typeof node == 'undefined' || node === null) {
+            return;
+        }
+
+        var self = this;
+
+        self.grid.cleanNodes();
+        self.grid.beginUpdate(node);
+
+        callback.call(this, el, node);
+
+        self._updateContainerHeight();
+        self._triggerChangeEvent();
+
+        self.grid.endUpdate();
+    };
+
+    GridStack.prototype.resize = function(el, width, height) {
+        this._updateElement(el, function(el, node) {
+            width = (width !== null && typeof width != 'undefined') ? width : node.width;
+            height = (height !== null && typeof height != 'undefined') ? height : node.height;
+
+            this.grid.moveNode(node, node.x, node.y, width, height);
+        });
+    };
+
+    GridStack.prototype.move = function(el, x, y) {
+        this._updateElement(el, function(el, node) {
+            x = (x !== null && typeof x != 'undefined') ? x : node.x;
+            y = (y !== null && typeof y != 'undefined') ? y : node.y;
+
+            this.grid.moveNode(node, x, y, node.width, node.height);
+        });
+    };
+
+    GridStack.prototype.update = function(el, x, y, width, height) {
+        this._updateElement(el, function(el, node) {
+            x = (x !== null && typeof x != 'undefined') ? x : node.x;
+            y = (y !== null && typeof y != 'undefined') ? y : node.y;
+            width = (width !== null && typeof width != 'undefined') ? width : node.width;
+            height = (height !== null && typeof height != 'undefined') ? height : node.height;
+
+            this.grid.moveNode(node, x, y, width, height);
+        });
+    };
+
+    GridStack.prototype.verticalMargin = function(val, noUpdate) {
+        if (typeof val == 'undefined') {
+            return this.opts.verticalMargin;
+        }
+
+        var heightData = Utils.parseHeight(val);
+
+        if (this.opts.verticalMarginUnit === heightData.unit && this.opts.height === heightData.height) {
+            return ;
+        }
+        this.opts.verticalMarginUnit = heightData.unit;
+        this.opts.verticalMargin = heightData.height;
+
+        if (!noUpdate) {
+            this._updateStyles();
+        }
+    };
+
+    GridStack.prototype.cellHeight = function(val, noUpdate) {
+        if (typeof val == 'undefined') {
+            if (this.opts.cellHeight) {
+                return this.opts.cellHeight;
+            }
+            var o = this.container.children('.' + this.opts.itemClass).first();
+            return Math.ceil(o.outerHeight() / o.attr('data-gs-height'));
+        }
+        var heightData = Utils.parseHeight(val);
+
+        if (this.opts.cellHeightUnit === heightData.heightUnit && this.opts.height === heightData.height) {
+            return ;
+        }
+        this.opts.cellHeightUnit = heightData.unit;
+        this.opts.cellHeight = heightData.height;
+
+        if (!noUpdate) {
+            this._updateStyles();
+        }
+
+    };
+
+    GridStack.prototype.cellWidth = function() {
+        var o = this.container.children('.' + this.opts.itemClass).first();
+        return Math.ceil(o.outerWidth() / o.attr('data-gs-width'));
+    };
+
+    GridStack.prototype.getCellFromPixel = function(position) {
+        var containerPos = this.container.position();
+        var relativeLeft = position.left - containerPos.left;
+        var relativeTop = position.top - containerPos.top;
+
+        var columnWidth = Math.floor(this.container.width() / this.opts.width);
+        var rowHeight = Math.floor(this.container.height() / parseInt(this.container.attr('data-gs-current-height')));
+
+        return {x: Math.floor(relativeLeft / columnWidth), y: Math.floor(relativeTop / rowHeight)};
+    };
+
+    GridStack.prototype.batchUpdate = function() {
+        this.grid.batchUpdate();
+    };
+
+    GridStack.prototype.commit = function() {
+        this.grid.commit();
+        this._updateContainerHeight();
+    };
+
+    GridStack.prototype.isAreaEmpty = function(x, y, width, height) {
+        return this.grid.isAreaEmpty(x, y, width, height);
+    };
+
+    GridStack.prototype.setStatic = function(staticValue) {
+        this.opts.staticGrid = (staticValue === true);
+        this.enableMove(!staticValue);
+        this.enableResize(!staticValue);
+        this._setStaticClass();
+    };
+
+    GridStack.prototype._setStaticClass = function() {
+        var staticClassName = 'grid-stack-static';
+
+        if (this.opts.staticGrid === true) {
+            this.container.addClass(staticClassName);
+        } else {
+            this.container.removeClass(staticClassName);
+        }
+    };
+
+    // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
+    GridStackEngine.prototype.batch_update = obsolete(GridStackEngine.prototype.batchUpdate);
+    GridStackEngine.prototype._fix_collisions = obsolete(GridStackEngine.prototype._fixCollisions,
+        '_fix_collisions', '_fixCollisions');
+    GridStackEngine.prototype.is_area_empty = obsolete(GridStackEngine.prototype.isAreaEmpty,
+        'is_area_empty', 'isAreaEmpty');
+    GridStackEngine.prototype._sort_nodes = obsolete(GridStackEngine.prototype._sortNodes,
+        '_sort_nodes', '_sortNodes');
+    GridStackEngine.prototype._pack_nodes = obsolete(GridStackEngine.prototype._packNodes,
+        '_pack_nodes', '_packNodes');
+    GridStackEngine.prototype._prepare_node = obsolete(GridStackEngine.prototype._prepareNode,
+        '_prepare_node', '_prepareNode');
+    GridStackEngine.prototype.clean_nodes = obsolete(GridStackEngine.prototype.cleanNodes,
+        'clean_nodes', 'cleanNodes');
+    GridStackEngine.prototype.get_dirty_nodes = obsolete(GridStackEngine.prototype.getDirtyNodes,
+        'get_dirty_nodes', 'getDirtyNodes');
+    GridStackEngine.prototype.add_node = obsolete(GridStackEngine.prototype.addNode,
+        'add_node', 'addNode, ');
+    GridStackEngine.prototype.remove_node = obsolete(GridStackEngine.prototype.removeNode,
+        'remove_node', 'removeNode');
+    GridStackEngine.prototype.can_move_node = obsolete(GridStackEngine.prototype.canMoveNode,
+        'can_move_node', 'canMoveNode');
+    GridStackEngine.prototype.move_node = obsolete(GridStackEngine.prototype.moveNode,
+        'move_node', 'moveNode');
+    GridStackEngine.prototype.get_grid_height = obsolete(GridStackEngine.prototype.getGridHeight,
+        'get_grid_height', 'getGridHeight');
+    GridStackEngine.prototype.begin_update = obsolete(GridStackEngine.prototype.beginUpdate,
+        'begin_update', 'beginUpdate');
+    GridStackEngine.prototype.end_update = obsolete(GridStackEngine.prototype.endUpdate,
+        'end_update', 'endUpdate');
+    GridStackEngine.prototype.can_be_placed_with_respect_to_height =
+        obsolete(GridStackEngine.prototype.canBePlacedWithRespectToHeight,
+        'can_be_placed_with_respect_to_height', 'canBePlacedWithRespectToHeight');
+    GridStack.prototype._trigger_change_event = obsolete(GridStack.prototype._triggerChangeEvent,
+        '_trigger_change_event', '_triggerChangeEvent');
+    GridStack.prototype._init_styles = obsolete(GridStack.prototype._initStyles,
+        '_init_styles', '_initStyles');
+    GridStack.prototype._update_styles = obsolete(GridStack.prototype._updateStyles,
+        '_update_styles', '_updateStyles');
+    GridStack.prototype._update_container_height = obsolete(GridStack.prototype._updateContainerHeight,
+        '_update_container_height', '_updateContainerHeight');
+    GridStack.prototype._is_one_column_mode = obsolete(GridStack.prototype._isOneColumnMode,
+        '_is_one_column_mode',' _isOneColumnMode');
+    GridStack.prototype._prepare_element = obsolete(GridStack.prototype._prepareElement,
+        '_prepare_element', '_prepareElement');
+    GridStack.prototype.set_animation = obsolete(GridStack.prototype.setAnimation,
+        'set_animation', 'setAnimation');
+    GridStack.prototype.add_widget = obsolete(GridStack.prototype.addWidget,
+        'add_widget', 'addWidget');
+    GridStack.prototype.make_widget = obsolete(GridStack.prototype.makeWidget,
+        'make_widget', 'makeWidget');
+    GridStack.prototype.will_it_fit = obsolete(GridStack.prototype.willItFit,
+        'will_it_fit', 'willItFit');
+    GridStack.prototype.remove_widget = obsolete(GridStack.prototype.removeWidget,
+        'remove_widget', 'removeWidget');
+    GridStack.prototype.remove_all = obsolete(GridStack.prototype.removeAll,
+        'remove_all', 'removeAll');
+    GridStack.prototype.min_height = obsolete(GridStack.prototype.minHeight,
+        'min_height', 'minHeight');
+    GridStack.prototype.min_width = obsolete(GridStack.prototype.minWidth,
+        'min_width', 'minWidth');
+    GridStack.prototype._update_element = obsolete(GridStack.prototype._updateElement,
+        '_update_element', '_updateElement');
+    GridStack.prototype.cell_height = obsolete(GridStack.prototype.cellHeight,
+        'cell_height', 'cellHeight');
+    GridStack.prototype.cell_width = obsolete(GridStack.prototype.cellWidth,
+        'cell_width', 'cellWidth');
+    GridStack.prototype.get_cell_from_pixel = obsolete(GridStack.prototype.getCellFromPixel,
+        'get_cell_from_pixel', 'getCellFromPixel');
+    GridStack.prototype.batch_update = obsolete(GridStack.prototype.batchUpdate,
+        'batch_update', 'batchUpdate');
+    GridStack.prototype.is_area_empty = obsolete(GridStack.prototype.isAreaEmpty,
+        'is_area_empty', 'isAreaEmpty');
+    GridStack.prototype.set_static = obsolete(GridStack.prototype.setStatic,
+        'set_static', 'setStatic');
+    GridStack.prototype._set_static_class = obsolete(GridStack.prototype._setStaticClass,
+        '_set_static_class', '_setStaticClass');
+    // jscs:enable requireCamelCaseOrUpperCaseIdentifiers
+
+    scope.GridStackUI = GridStack;
+
+    scope.GridStackUI.Utils = Utils;
+
+    $.fn.gridstack = function(opts) {
+        return this.each(function() {
+            var o = $(this);
+            if (!o.data('gridstack')) {
+                o
+                    .data('gridstack', new GridStack(this, opts));
+            }
+        });
+    };
+
+    return scope.GridStackUI;
+});
diff --git a/dist/gridstack.min.css b/dist/gridstack.min.css
new file mode 100644
index 0000000..027ce5e
--- /dev/null
+++ b/dist/gridstack.min.css
@@ -0,0 +1 @@
+:root .grid-stack-item>.ui-resizable-handle{filter:none}.grid-stack{position:relative}.grid-stack.grid-stack-rtl{direction:ltr}.grid-stack.grid-stack-rtl>.grid-stack-item{direction:rtl}.grid-stack .grid-stack-placeholder>.placeholder-content{border:1px dashed #d3d3d3;margin:0;position:absolute;top:0;left:10px;right:10px;bottom:0;width:auto;z-index:0!important;text-align:center}.grid-stack>.grid-stack-item{min-width:8.3333333333%;position:absolute;padding:0}.grid-stack>.grid-stack-item>.grid-stack-item-content{margin:0;position:absolute;top:0;left:10px;right:10px;bottom:0;width:auto;z-index:0!important;overflow-x:hidden;overflow-y:auto}.grid-stack>.grid-stack-item>.ui-resizable-handle{position:absolute;font-size:.1px;display:block;-ms-touch-action:none;touch-action:none}.grid-stack>.grid-stack-item.ui-resizable-autohide>.ui-resizable-handle,.grid-stack>.grid-stack-item.ui-resizable-disabled>.ui-resizable-handle{display:none}.grid-stack>.grid-stack-item.ui-draggable-dragging,.grid-stack>.grid-stack-item.ui-resizable-resizing{z-index:100}.grid-stack>.grid-stack-item.ui-draggable-dragging>.grid-stack-item-content,.grid-stack>.grid-stack-item.ui-resizable-resizing>.grid-stack-item-content{box-shadow:1px 4px 6px rgba(0,0,0,.2);opacity:.8}.grid-stack>.grid-stack-item>.ui-resizable-se,.grid-stack>.grid-stack-item>.ui-resizable-sw{background-image:url(data:image/svg+xml;utf8;base64,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);background-repeat:no-repeat;background-position:center;-webkit-transform:rotate(45deg);-moz-transform:rotate(45deg);-ms-transform:rotate(45deg);-o-transform:rotate(45deg);transform:rotate(45deg)}.grid-stack>.grid-stack-item>.ui-resizable-nw{cursor:nw-resize;width:20px;height:20px;left:10px;top:0}.grid-stack>.grid-stack-item>.ui-resizable-n{cursor:n-resize;height:10px;top:0;left:25px;right:25px}.grid-stack>.grid-stack-item>.ui-resizable-ne{cursor:ne-resize;width:20px;height:20px;right:10px;top:0}.grid-stack>.grid-stack-item>.ui-resizable-e{cursor:e-resize;width:10px;right:10px;top:15px;bottom:15px}.grid-stack>.grid-stack-item>.ui-resizable-se{display:inline-block;-webkit-transform:rotate(-45deg);-moz-transform:rotate(-45deg);-ms-transform:rotate(-45deg);-o-transform:rotate(-45deg);transform:rotate(-45deg);cursor:se-resize;width:20px;height:20px;right:10px;bottom:0}.grid-stack>.grid-stack-item>.ui-resizable-s{cursor:s-resize;height:10px;left:25px;bottom:0;right:25px}.grid-stack>.grid-stack-item>.ui-resizable-sw{cursor:sw-resize;width:20px;height:20px;left:10px;bottom:0}.grid-stack>.grid-stack-item>.ui-resizable-w{cursor:w-resize;width:10px;left:10px;top:15px;bottom:15px}.grid-stack>.grid-stack-item[data-gs-width='1']{width:8.3333333333%}.grid-stack>.grid-stack-item[data-gs-x='1']{left:8.3333333333%}.grid-stack>.grid-stack-item[data-gs-min-width='1']{min-width:8.3333333333%}.grid-stack>.grid-stack-item[data-gs-max-width='1']{max-width:8.3333333333%}.grid-stack>.grid-stack-item[data-gs-width='2']{width:16.6666666667%}.grid-stack>.grid-stack-item[data-gs-x='2']{left:16.6666666667%}.grid-stack>.grid-stack-item[data-gs-min-width='2']{min-width:16.6666666667%}.grid-stack>.grid-stack-item[data-gs-max-width='2']{max-width:16.6666666667%}.grid-stack>.grid-stack-item[data-gs-width='3']{width:25%}.grid-stack>.grid-stack-item[data-gs-x='3']{left:25%}.grid-stack>.grid-stack-item[data-gs-min-width='3']{min-width:25%}.grid-stack>.grid-stack-item[data-gs-max-width='3']{max-width:25%}.grid-stack>.grid-stack-item[data-gs-width='4']{width:33.3333333333%}.grid-stack>.grid-stack-item[data-gs-x='4']{left:33.3333333333%}.grid-stack>.grid-stack-item[data-gs-min-width='4']{min-width:33.3333333333%}.grid-stack>.grid-stack-item[data-gs-max-width='4']{max-width:33.3333333333%}.grid-stack>.grid-stack-item[data-gs-width='5']{width:41.6666666667%}.grid-stack>.grid-stack-item[data-gs-x='5']{left:41.6666666667%}.grid-stack>.grid-stack-item[data-gs-min-width='5']{min-width:41.6666666667%}.grid-stack>.grid-stack-item[data-gs-max-width='5']{max-width:41.6666666667%}.grid-stack>.grid-stack-item[data-gs-width='6']{width:50%}.grid-stack>.grid-stack-item[data-gs-x='6']{left:50%}.grid-stack>.grid-stack-item[data-gs-min-width='6']{min-width:50%}.grid-stack>.grid-stack-item[data-gs-max-width='6']{max-width:50%}.grid-stack>.grid-stack-item[data-gs-width='7']{width:58.3333333333%}.grid-stack>.grid-stack-item[data-gs-x='7']{left:58.3333333333%}.grid-stack>.grid-stack-item[data-gs-min-width='7']{min-width:58.3333333333%}.grid-stack>.grid-stack-item[data-gs-max-width='7']{max-width:58.3333333333%}.grid-stack>.grid-stack-item[data-gs-width='8']{width:66.6666666667%}.grid-stack>.grid-stack-item[data-gs-x='8']{left:66.6666666667%}.grid-stack>.grid-stack-item[data-gs-min-width='8']{min-width:66.6666666667%}.grid-stack>.grid-stack-item[data-gs-max-width='8']{max-width:66.6666666667%}.grid-stack>.grid-stack-item[data-gs-width='9']{width:75%}.grid-stack>.grid-stack-item[data-gs-x='9']{left:75%}.grid-stack>.grid-stack-item[data-gs-min-width='9']{min-width:75%}.grid-stack>.grid-stack-item[data-gs-max-width='9']{max-width:75%}.grid-stack>.grid-stack-item[data-gs-width='10']{width:83.3333333333%}.grid-stack>.grid-stack-item[data-gs-x='10']{left:83.3333333333%}.grid-stack>.grid-stack-item[data-gs-min-width='10']{min-width:83.3333333333%}.grid-stack>.grid-stack-item[data-gs-max-width='10']{max-width:83.3333333333%}.grid-stack>.grid-stack-item[data-gs-width='11']{width:91.6666666667%}.grid-stack>.grid-stack-item[data-gs-x='11']{left:91.6666666667%}.grid-stack>.grid-stack-item[data-gs-min-width='11']{min-width:91.6666666667%}.grid-stack>.grid-stack-item[data-gs-max-width='11']{max-width:91.6666666667%}.grid-stack>.grid-stack-item[data-gs-width='12']{width:100%}.grid-stack>.grid-stack-item[data-gs-x='12']{left:100%}.grid-stack>.grid-stack-item[data-gs-min-width='12']{min-width:100%}.grid-stack>.grid-stack-item[data-gs-max-width='12']{max-width:100%}.grid-stack.grid-stack-animate,.grid-stack.grid-stack-animate .grid-stack-item{-webkit-transition:left .3s,top .3s,height .3s,width .3s;-moz-transition:left .3s,top .3s,height .3s,width .3s;-ms-transition:left .3s,top .3s,height .3s,width .3s;-o-transition:left .3s,top .3s,height .3s,width .3s;transition:left .3s,top .3s,height .3s,width .3s}.grid-stack.grid-stack-animate .grid-stack-item.grid-stack-placeholder,.grid-stack.grid-stack-animate .grid-stack-item.ui-draggable-dragging,.grid-stack.grid-stack-animate .grid-stack-item.ui-resizable-resizing{-webkit-transition:left 0s,top 0s,height 0s,width 0s;-moz-transition:left 0s,top 0s,height 0s,width 0s;-ms-transition:left 0s,top 0s,height 0s,width 0s;-o-transition:left 0s,top 0s,height 0s,width 0s;transition:left 0s,top 0s,height 0s,width 0s}@media (max-width:768px){.grid-stack-item{position:relative!important;width:auto!important;left:0!important;top:auto!important;margin-bottom:20px}.grid-stack-item .ui-resizable-handle{display:none}.grid-stack{height:auto!important}}
\ No newline at end of file
diff --git a/dist/gridstack.min.js b/dist/gridstack.min.js
new file mode 100644
index 0000000..77c813b
--- /dev/null
+++ b/dist/gridstack.min.js
@@ -0,0 +1,16 @@
+/**
+ * gridstack.js 0.2.5-dev
+ * http://troolee.github.io/gridstack.js/
+ * (c) 2014-2016 Pavel Reznikov
+ * gridstack.js may be freely distributed under the MIT license.
+ * @preserve
+*/
+!function(a){if("function"==typeof define&&define.amd)define(["jquery","lodash","jquery-ui/core","jquery-ui/widget","jquery-ui/mouse","jquery-ui/draggable","jquery-ui/resizable"],a);else if("undefined"!=typeof exports){try{jQuery=require("jquery")}catch(b){}try{_=require("lodash")}catch(b){}a(jQuery,_)}else a(jQuery,_)}(function(a,b){var c=window,d=function(a,b,c){var d=function(){return console.warn("gridstack.js: Function `"+b+"` is deprecated as of v0.2.5 and has been replaced with `"+c+"`. It will be **completely** removed in v1.0."),a.apply(this,arguments)};return d.prototype=a.prototype,d},e=function(a,b){console.warn("gridstack.js: Option `"+a+"` is deprecated as of v0.2.5 and has been replaced with `"+b+"`. It will be **completely** removed in v1.0.")},f={isIntercepted:function(a,b){return!(a.x+a.width<=b.x||b.x+b.width<=a.x||a.y+a.height<=b.y||b.y+b.height<=a.y)},sort:function(a,c,d){return d=d||b.chain(a).map(function(a){return a.x+a.width}).max().value(),c=-1!=c?1:-1,b.sortBy(a,function(a){return c*(a.x+a.y*d)})},createStylesheet:function(a){var b=document.createElement("style");return b.setAttribute("type","text/css"),b.setAttribute("data-gs-id",a),b.styleSheet?b.styleSheet.cssText="":b.appendChild(document.createTextNode("")),document.getElementsByTagName("head")[0].appendChild(b),b.sheet},removeStylesheet:function(b){a("STYLE[data-gs-id="+b+"]").remove()},insertCSSRule:function(a,b,c,d){"function"==typeof a.insertRule?a.insertRule(b+"{"+c+"}",d):"function"==typeof a.addRule&&a.addRule(b,c,d)},toBool:function(a){return"boolean"==typeof a?a:"string"==typeof a?(a=a.toLowerCase(),!(""===a||"no"==a||"false"==a||"0"==a)):Boolean(a)},_collisionNodeCheck:function(a){return a!=this.node&&f.isIntercepted(a,this.nn)},_didCollideFloat:function(a){return this.n!=a&&f.isIntercepted({x:this.n.x,y:this.newY,width:this.n.width,height:this.n.height},a)},_didCollide:function(a){return f.isIntercepted({x:this.n.x,y:this.newY,width:this.n.width,height:this.n.height},a)},_isAddNodeIntercepted:function(a){return f.isIntercepted({x:this.x,y:this.y,width:this.node.width,height:this.node.height},a)},parseHeight:function(a){var c=a,d="px";if(c&&b.isString(c)){var e=c.match(/^([0-9]*\.[0-9]+|[0-9]+)(px|em|rem|vh|vw)?$/);if(!e)throw new Error("Invalid height");d=e[2],c=parseFloat(e[1])}return{height:c,unit:d}}};
+// jscs:disable requireCamelCaseOrUpperCaseIdentifiers
+f.is_intercepted=d(f.isIntercepted,"is_intercepted","isIntercepted"),f.create_stylesheet=d(f.createStylesheet,"create_stylesheet","createStylesheet"),f.remove_stylesheet=d(f.removeStylesheet,"remove_stylesheet","removeStylesheet"),f.insert_css_rule=d(f.insertCSSRule,"insert_css_rule","insertCSSRule");
+// jscs:enable requireCamelCaseOrUpperCaseIdentifiers
+var g=0,h=function(a,b,c,d,e){this.width=a,this["float"]=c||!1,this.height=d||0,this.nodes=e||[],this.onchange=b||function(){},this._updateCounter=0,this._float=this["float"]};h.prototype.batchUpdate=function(){this._updateCounter=1,this["float"]=!0},h.prototype.commit=function(){0!==this._updateCounter&&(this._updateCounter=0,this["float"]=this._float,this._packNodes(),this._notify())},h.prototype._fixCollisions=function(a){this._sortNodes(-1);var c=a,d=Boolean(b.find(this.nodes,function(a){return a.locked}));for(this["float"]||d||(c={x:0,y:a.y,width:this.width,height:a.height});;){var e=b.find(this.nodes,b.bind(f._collisionNodeCheck,{node:a,nn:c}));if("undefined"==typeof e)return;this.moveNode(e,e.x,a.y+a.height,e.width,e.height,!0)}},h.prototype.isAreaEmpty=function(a,c,d,e){var g={x:a||0,y:c||0,width:d||1,height:e||1},h=b.find(this.nodes,b.bind(function(a){return f.isIntercepted(a,g)},this));return null===h},h.prototype._sortNodes=function(a){this.nodes=f.sort(this.nodes,a,this.width)},h.prototype._packNodes=function(){this._sortNodes(),this["float"]?b.each(this.nodes,b.bind(function(a,c){if(!a._updating&&"undefined"!=typeof a._origY&&a.y!=a._origY)for(var d=a.y;d>=a._origY;){var e=b.chain(this.nodes).find(b.bind(f._didCollide,{n:a,newY:d})).value();e||(a._dirty=!0,a.y=d),--d}},this)):b.each(this.nodes,b.bind(function(a,c){if(!a.locked)for(;a.y>0;){var d=a.y-1,e=0===c;if(c>0){var g=b.chain(this.nodes).take(c).find(b.bind(f._didCollide,{n:a,newY:d})).value();e="undefined"==typeof g}if(!e)break;a._dirty=a.y!=d,a.y=d}},this))},h.prototype._prepareNode=function(a,c){return a=b.defaults(a||{},{width:1,height:1,x:0,y:0}),a.x=parseInt(""+a.x),a.y=parseInt(""+a.y),a.width=parseInt(""+a.width),a.height=parseInt(""+a.height),a.autoPosition=a.autoPosition||!1,a.noResize=a.noResize||!1,a.noMove=a.noMove||!1,a.width>this.width?a.width=this.width:a.width<1&&(a.width=1),a.height<1&&(a.height=1),a.x<0&&(a.x=0),a.x+a.width>this.width&&(c?a.width=this.width-a.x:a.x=this.width-a.width),a.y<0&&(a.y=0),a},h.prototype._notify=function(){if(!this._updateCounter){var a=Array.prototype.slice.call(arguments,1).concat(this.getDirtyNodes());a=a.concat(this.getDirtyNodes()),this.onchange(a)}},h.prototype.cleanNodes=function(){this._updateCounter||b.each(this.nodes,function(a){a._dirty=!1})},h.prototype.getDirtyNodes=function(){return b.filter(this.nodes,function(a){return a._dirty})},h.prototype.addNode=function(a){if(a=this._prepareNode(a),"undefined"!=typeof a.maxWidth&&(a.width=Math.min(a.width,a.maxWidth)),"undefined"!=typeof a.maxHeight&&(a.height=Math.min(a.height,a.maxHeight)),"undefined"!=typeof a.minWidth&&(a.width=Math.max(a.width,a.minWidth)),"undefined"!=typeof a.minHeight&&(a.height=Math.max(a.height,a.minHeight)),a._id=++g,a._dirty=!0,a.autoPosition){this._sortNodes();for(var c=0;;++c){var d=c%this.width,e=Math.floor(c/this.width);if(!(d+a.width>this.width||b.find(this.nodes,b.bind(f._isAddNodeIntercepted,{x:d,y:e,node:a})))){a.x=d,a.y=e;break}}}return this.nodes.push(a),this._fixCollisions(a),this._packNodes(),this._notify(),a},h.prototype.removeNode=function(a){a._id=null,this.nodes=b.without(this.nodes,a),this._packNodes(),this._notify(a)},h.prototype.canMoveNode=function(c,d,e,f,g){var i=Boolean(b.find(this.nodes,function(a){return a.locked}));if(!this.height&&!i)return!0;var j,k=new h(this.width,null,this["float"],0,b.map(this.nodes,function(b){return b==c?j=a.extend({},b):a.extend({},b)}));k.moveNode(j,d,e,f,g);var l=!0;return i&&(l&=!Boolean(b.find(k.nodes,function(a){return a!=j&&Boolean(a.locked)&&Boolean(a._dirty)}))),this.height&&(l&=k.getGridHeight()<=this.height),l},h.prototype.canBePlacedWithRespectToHeight=function(c){if(!this.height)return!0;var d=new h(this.width,null,this["float"],0,b.map(this.nodes,function(b){return a.extend({},b)}));return d.addNode(c),d.getGridHeight()<=this.height},h.prototype.moveNode=function(a,b,c,d,e,f){if("number"!=typeof b&&(b=a.x),"number"!=typeof c&&(c=a.y),"number"!=typeof d&&(d=a.width),"number"!=typeof e&&(e=a.height),"undefined"!=typeof a.maxWidth&&(d=Math.min(d,a.maxWidth)),"undefined"!=typeof a.maxHeight&&(e=Math.min(e,a.maxHeight)),"undefined"!=typeof a.minWidth&&(d=Math.max(d,a.minWidth)),"undefined"!=typeof a.minHeight&&(e=Math.max(e,a.minHeight)),a.x==b&&a.y==c&&a.width==d&&a.height==e)return a;var g=a.width!=d;return a._dirty=!0,a.x=b,a.y=c,a.width=d,a.height=e,a=this._prepareNode(a,g),this._fixCollisions(a),f||(this._packNodes(),this._notify()),a},h.prototype.getGridHeight=function(){return b.reduce(this.nodes,function(a,b){return Math.max(a,b.y+b.height)},0)},h.prototype.beginUpdate=function(a){b.each(this.nodes,function(a){a._origY=a.y}),a._updating=!0},h.prototype.endUpdate=function(){b.each(this.nodes,function(a){a._origY=a.y});var a=b.find(this.nodes,function(a){return a._updating});a&&(a._updating=!1)};var i=function(c,d){var f,g=this;d=d||{},this.container=a(c),"undefined"!=typeof d.handle_class&&(d.handleClass=d.handle_class,e("handle_class","handleClass")),"undefined"!=typeof d.item_class&&(d.itemClass=d.item_class,e("item_class","itemClass")),"undefined"!=typeof d.placeholder_class&&(d.placeholderClass=d.placeholder_class,e("placeholder_class","placeholderClass")),"undefined"!=typeof d.placeholder_text&&(d.placeholderText=d.placeholder_text,e("placeholder_text","placeholderText")),"undefined"!=typeof d.item_class&&(d.itemClass=d.item_class,e("item_class","itemClass")),"undefined"!=typeof d.cell_height&&(d.cellHeight=d.cell_height,e("cell_height","cellHeight")),"undefined"!=typeof d.vertical_margin&&(d.verticalMargin=d.vertical_margin,e("vertical_margin","verticalMargin")),"undefined"!=typeof d.min_width&&(d.minWidth=d.min_width,e("min_width","minWidth")),"undefined"!=typeof d.static_grid&&(d.staticGrid=d.static_grid,e("static_grid","staticGrid")),"undefined"!=typeof d.is_nested&&(d.isNested=d.is_nested,e("is_nested","isNested")),"undefined"!=typeof d.always_show_resize_handle&&(d.alwaysShowResizeHandle=d.always_show_resize_handle,e("always_show_resize_handle","alwaysShowResizeHandle")),d.itemClass=d.itemClass||"grid-stack-item";var i=this.container.closest("."+d.itemClass).size()>0;if(this.opts=b.defaults(d||{},{width:parseInt(this.container.attr("data-gs-width"))||12,height:parseInt(this.container.attr("data-gs-height"))||0,itemClass:"grid-stack-item",placeholderClass:"grid-stack-placeholder",placeholderText:"",handle:".grid-stack-item-content",handleClass:null,cellHeight:60,verticalMargin:20,auto:!0,minWidth:768,"float":!1,staticGrid:!1,_class:"grid-stack-instance-"+(1e4*Math.random()).toFixed(0),animate:Boolean(this.container.attr("data-gs-animate"))||!1,alwaysShowResizeHandle:d.alwaysShowResizeHandle||!1,resizable:b.defaults(d.resizable||{},{autoHide:!d.alwaysShowResizeHandle,handles:"se"}),draggable:b.defaults(d.draggable||{},{handle:(d.handleClass?"."+d.handleClass:d.handle?d.handle:"")||".grid-stack-item-content",scroll:!1,appendTo:"body"}),disableDrag:d.disableDrag||!1,disableResize:d.disableResize||!1,rtl:"auto"}),"auto"===this.opts.rtl&&(this.opts.rtl="rtl"===this.container.css("direction")),this.opts.rtl&&this.container.addClass("grid-stack-rtl"),this.opts.isNested=i,this.cellHeight(this.opts.cellHeight,!0),this.verticalMargin(this.opts.verticalMargin,!0),this.container.addClass(this.opts._class),this._setStaticClass(),i&&this.container.addClass("grid-stack-nested"),this._initStyles(),this.grid=new h(this.opts.width,function(a){var c=0;b.each(a,function(a){null===a._id?a.el.remove():(a.el.attr("data-gs-x",a.x).attr("data-gs-y",a.y).attr("data-gs-width",a.width).attr("data-gs-height",a.height),c=Math.max(c,a.y+a.height))}),g._updateStyles(c+10)},this.opts["float"],this.opts.height),this.opts.auto){var j=[],k=this;this.container.children("."+this.opts.itemClass+":not(."+this.opts.placeholderClass+")").each(function(b,c){c=a(c),j.push({el:c,i:parseInt(c.attr("data-gs-x"))+parseInt(c.attr("data-gs-y"))*k.opts.width})}),b.chain(j).sortBy(function(a){return a.i}).each(function(a){g._prepareElement(a.el)}).value()}this.setAnimation(this.opts.animate),this.placeholder=a('<div class="'+this.opts.placeholderClass+" "+this.opts.itemClass+'"><div class="placeholder-content">'+this.opts.placeholderText+"</div></div>").hide(),this._updateContainerHeight(),this.onResizeHandler=function(){if(g._isOneColumnMode()){if(f)return;f=!0,g.grid._sortNodes(),b.each(g.grid.nodes,function(a){g.container.append(a.el),g.opts.staticGrid||((a.noMove||g.opts.disableDrag)&&a.el.draggable("disable"),(a.noResize||g.opts.disableResize)&&a.el.resizable("disable"))})}else{if(!f)return;if(f=!1,g.opts.staticGrid)return;b.each(g.grid.nodes,function(a){a.noMove||g.opts.disableDrag||a.el.draggable("enable"),a.noResize||g.opts.disableResize||a.el.resizable("enable")})}},a(window).resize(this.onResizeHandler),this.onResizeHandler()};
+// jscs:disable requireCamelCaseOrUpperCaseIdentifiers
+// jscs:enable requireCamelCaseOrUpperCaseIdentifiers
+return i.prototype._triggerChangeEvent=function(a){var b=this.grid.getDirtyNodes(),c=!1,d=[];b&&b.length&&(d.push(b),c=!0),(c||a===!0)&&this.container.trigger("change",d)},i.prototype._initStyles=function(){this.opts.cellHeight&&(this._stylesId&&a('[data-gs-id="'+this._stylesId+'"]').remove(),this._stylesId="gridstack-style-"+(1e5*Math.random()).toFixed(),this._styles=f.createStylesheet(this._stylesId),null!==this._styles&&(this._styles._max=0))},i.prototype._updateStyles=function(a){if(null!==this._styles){var b,c="."+this.opts._class+" ."+this.opts.itemClass,d=this;if("undefined"==typeof a&&(a=this._styles._max,this._initStyles(),this._updateContainerHeight()),this.opts.cellHeight&&!(0!==this._styles._max&&a<=this._styles._max)&&(b=this.opts.verticalMargin&&this.opts.cellHeightUnit!==this.opts.verticalMarginUnit?function(a,b){return a&&b?"calc("+(d.opts.cellHeight*a+d.opts.cellHeightUnit)+" + "+(d.opts.verticalMargin*b+d.opts.verticalMarginUnit)+")":d.opts.cellHeight*a+d.opts.verticalMargin*b+d.opts.cellHeightUnit}:function(a,b){return d.opts.cellHeight*a+d.opts.verticalMargin*b+d.opts.cellHeightUnit},0===this._styles._max&&f.insertCSSRule(this._styles,c,"min-height: "+b(1,0)+";",0),a>this._styles._max)){for(var e=this._styles._max;a>e;++e)f.insertCSSRule(this._styles,c+'[data-gs-height="'+(e+1)+'"]',"height: "+b(e+1,e)+";",e),f.insertCSSRule(this._styles,c+'[data-gs-min-height="'+(e+1)+'"]',"min-height: "+b(e+1,e)+";",e),f.insertCSSRule(this._styles,c+'[data-gs-max-height="'+(e+1)+'"]',"max-height: "+b(e+1,e)+";",e),f.insertCSSRule(this._styles,c+'[data-gs-y="'+e+'"]',"top: "+b(e,e)+";",e);this._styles._max=a}}},i.prototype._updateContainerHeight=function(){if(!this.grid._updateCounter){var a=this.grid.getGridHeight();this.container.attr("data-gs-current-height",a),this.opts.cellHeight&&(this.opts.verticalMargin?this.opts.cellHeightUnit===this.opts.verticalMarginUnit?this.container.css("height",a*(this.opts.cellHeight+this.opts.verticalMargin)-this.opts.verticalMargin+this.opts.cellHeightUnit):this.container.css("height","calc("+(a*this.opts.cellHeight+this.opts.cellHeightUnit)+" + "+(a*(this.opts.verticalMargin-1)+this.opts.verticalMarginUnit)+")"):this.container.css("height",a*this.opts.cellHeight+this.opts.cellHeightUnit))}},i.prototype._isOneColumnMode=function(){return(window.innerWidth||document.documentElement.clientWidth||document.body.clientWidth)<=this.opts.minWidth},i.prototype._prepareElement=function(c){var d=this;c=a(c),c.addClass(this.opts.itemClass);var e=d.grid.addNode({x:c.attr("data-gs-x"),y:c.attr("data-gs-y"),width:c.attr("data-gs-width"),height:c.attr("data-gs-height"),maxWidth:c.attr("data-gs-max-width"),minWidth:c.attr("data-gs-min-width"),maxHeight:c.attr("data-gs-max-height"),minHeight:c.attr("data-gs-min-height"),autoPosition:f.toBool(c.attr("data-gs-auto-position")),noResize:f.toBool(c.attr("data-gs-no-resize")),noMove:f.toBool(c.attr("data-gs-no-move")),locked:f.toBool(c.attr("data-gs-locked")),el:c});c.data("_gridstack_node",e);var g,h,i=function(a,b){var c,f,i=Math.round(b.position.left/g),j=Math.floor((b.position.top+h/2)/h);"drag"!=a.type&&(c=Math.round(b.size.width/g),f=Math.round(b.size.height/h)),d.grid.canMoveNode(e,i,j,c,f)&&(d.grid.moveNode(e,i,j,c,f),d._updateContainerHeight())},j=function(b,f){d.container.append(d.placeholder);var i=a(this);d.grid.cleanNodes(),d.grid.beginUpdate(e),g=Math.ceil(i.outerWidth()/i.attr("data-gs-width"));var j=Math.ceil(i.outerHeight()/i.attr("data-gs-height"));h=d.container.height()/parseInt(d.container.attr("data-gs-current-height")),d.placeholder.attr("data-gs-x",i.attr("data-gs-x")).attr("data-gs-y",i.attr("data-gs-y")).attr("data-gs-width",i.attr("data-gs-width")).attr("data-gs-height",i.attr("data-gs-height")).show(),e.el=d.placeholder,c.resizable("option","minWidth",g*(e.minWidth||1)),c.resizable("option","minHeight",j*(e.minHeight||1)),"resizestart"==b.type&&i.find(".grid-stack-item").trigger("resizestart")},k=function(b,c){d.placeholder.detach();var f=a(this);e.el=f,d.placeholder.hide(),f.attr("data-gs-x",e.x).attr("data-gs-y",e.y).attr("data-gs-width",e.width).attr("data-gs-height",e.height).removeAttr("style"),d._updateContainerHeight(),d._triggerChangeEvent(),d.grid.endUpdate();var g=f.find(".grid-stack");g.length&&"resizestop"==b.type&&(g.each(function(b,c){a(c).data("gridstack").onResizeHandler()}),f.find(".grid-stack-item").trigger("resizestop"))};c.draggable(b.extend(this.opts.draggable,{containment:this.opts.isNested?this.container.parent():null,start:j,stop:k,drag:i})).resizable(b.extend(this.opts.resizable,{start:j,stop:k,resize:i})),(e.noMove||this._isOneColumnMode()||this.opts.staticGrid||this.opts.disableDrag)&&c.draggable("disable"),(e.noResize||this._isOneColumnMode()||this.opts.staticGrid||this.opts.disableResize)&&c.resizable("disable"),c.attr("data-gs-locked",e.locked?"yes":null)},i.prototype.setAnimation=function(a){a?this.container.addClass("grid-stack-animate"):this.container.removeClass("grid-stack-animate")},i.prototype.addWidget=function(b,c,d,e,f,g){return b=a(b),"undefined"!=typeof c&&b.attr("data-gs-x",c),"undefined"!=typeof d&&b.attr("data-gs-y",d),"undefined"!=typeof e&&b.attr("data-gs-width",e),"undefined"!=typeof f&&b.attr("data-gs-height",f),"undefined"!=typeof g&&b.attr("data-gs-auto-position",g?"yes":null),this.container.append(b),this._prepareElement(b),this._updateContainerHeight(),this._triggerChangeEvent(!0),b},i.prototype.makeWidget=function(b){return b=a(b),this._prepareElement(b),this._updateContainerHeight(),this._triggerChangeEvent(!0),b},i.prototype.willItFit=function(a,b,c,d,e){var f={x:a,y:b,width:c,height:d,autoPosition:e};return this.grid.canBePlacedWithRespectToHeight(f)},i.prototype.removeWidget=function(b,c){c="undefined"==typeof c?!0:c,b=a(b);var d=b.data("_gridstack_node");this.grid.removeNode(d),b.removeData("_gridstack_node"),this._updateContainerHeight(),c&&b.remove(),this._triggerChangeEvent(!0)},i.prototype.removeAll=function(a){b.each(this.grid.nodes,b.bind(function(b){this.removeWidget(b.el,a)},this)),this.grid.nodes=[],this._updateContainerHeight()},i.prototype.destroy=function(){a(window).off("resize",this.onResizeHandler),this.disable(),this.container.remove(),f.removeStylesheet(this._stylesId),this.grid&&(this.grid=null)},i.prototype.resizable=function(b,c){var d=this;return b=a(b),b.each(function(b,e){e=a(e);var f=e.data("_gridstack_node");"undefined"!=typeof f&&null!==f&&(f.noResize=!c,f.noResize||d._isOneColumnMode()?e.resizable("disable"):e.resizable("enable"))}),this},i.prototype.movable=function(b,c){var d=this;return b=a(b),b.each(function(b,e){e=a(e);var f=e.data("_gridstack_node");"undefined"!=typeof f&&null!==f&&(f.noMove=!c,f.noMove||d._isOneColumnMode()?(e.draggable("disable"),e.removeClass("ui-draggable-handle")):(e.draggable("enable"),e.addClass("ui-draggable-handle")))}),this},i.prototype.enableMove=function(a,b){this.movable(this.container.children("."+this.opts.itemClass),a),b&&(this.opts.disableDrag=!a)},i.prototype.enableResize=function(a,b){this.resizable(this.container.children("."+this.opts.itemClass),a),b&&(this.opts.disableResize=!a)},i.prototype.disable=function(){this.movable(this.container.children("."+this.opts.itemClass),!1),this.resizable(this.container.children("."+this.opts.itemClass),!1),this.container.trigger("disable")},i.prototype.enable=function(){this.movable(this.container.children("."+this.opts.itemClass),!0),this.resizable(this.container.children("."+this.opts.itemClass),!0),this.container.trigger("enable")},i.prototype.locked=function(b,c){return b=a(b),b.each(function(b,d){d=a(d);var e=d.data("_gridstack_node");"undefined"!=typeof e&&null!==e&&(e.locked=c||!1,d.attr("data-gs-locked",e.locked?"yes":null))}),this},i.prototype.maxHeight=function(b,c){return b=a(b),b.each(function(b,d){d=a(d);var e=d.data("_gridstack_node");"undefined"!=typeof e&&null!==e&&(isNaN(c)||(e.maxHeight=c||!1,d.attr("data-gs-max-height",c)))}),this},i.prototype.minHeight=function(b,c){return b=a(b),b.each(function(b,d){d=a(d);var e=d.data("_gridstack_node");"undefined"!=typeof e&&null!==e&&(isNaN(c)||(e.minHeight=c||!1,d.attr("data-gs-min-height",c)))}),this},i.prototype.maxWidth=function(b,c){return b=a(b),b.each(function(b,d){d=a(d);var e=d.data("_gridstack_node");"undefined"!=typeof e&&null!==e&&(isNaN(c)||(e.maxWidth=c||!1,d.attr("data-gs-max-width",c)))}),this},i.prototype.minWidth=function(b,c){return b=a(b),b.each(function(b,d){d=a(d);var e=d.data("_gridstack_node");"undefined"!=typeof e&&null!==e&&(isNaN(c)||(e.minWidth=c||!1,d.attr("data-gs-min-width",c)))}),this},i.prototype._updateElement=function(b,c){b=a(b).first();var d=b.data("_gridstack_node");if("undefined"!=typeof d&&null!==d){var e=this;e.grid.cleanNodes(),e.grid.beginUpdate(d),c.call(this,b,d),e._updateContainerHeight(),e._triggerChangeEvent(),e.grid.endUpdate()}},i.prototype.resize=function(a,b,c){this._updateElement(a,function(a,d){b=null!==b&&"undefined"!=typeof b?b:d.width,c=null!==c&&"undefined"!=typeof c?c:d.height,this.grid.moveNode(d,d.x,d.y,b,c)})},i.prototype.move=function(a,b,c){this._updateElement(a,function(a,d){b=null!==b&&"undefined"!=typeof b?b:d.x,c=null!==c&&"undefined"!=typeof c?c:d.y,this.grid.moveNode(d,b,c,d.width,d.height)})},i.prototype.update=function(a,b,c,d,e){this._updateElement(a,function(a,f){b=null!==b&&"undefined"!=typeof b?b:f.x,c=null!==c&&"undefined"!=typeof c?c:f.y,d=null!==d&&"undefined"!=typeof d?d:f.width,e=null!==e&&"undefined"!=typeof e?e:f.height,this.grid.moveNode(f,b,c,d,e)})},i.prototype.verticalMargin=function(a,b){if("undefined"==typeof a)return this.opts.verticalMargin;var c=f.parseHeight(a);(this.opts.verticalMarginUnit!==c.unit||this.opts.height!==c.height)&&(this.opts.verticalMarginUnit=c.unit,this.opts.verticalMargin=c.height,b||this._updateStyles())},i.prototype.cellHeight=function(a,b){if("undefined"==typeof a){if(this.opts.cellHeight)return this.opts.cellHeight;var c=this.container.children("."+this.opts.itemClass).first();return Math.ceil(c.outerHeight()/c.attr("data-gs-height"))}var d=f.parseHeight(a);(this.opts.cellHeightUnit!==d.heightUnit||this.opts.height!==d.height)&&(this.opts.cellHeightUnit=d.unit,this.opts.cellHeight=d.height,b||this._updateStyles())},i.prototype.cellWidth=function(){var a=this.container.children("."+this.opts.itemClass).first();return Math.ceil(a.outerWidth()/a.attr("data-gs-width"))},i.prototype.getCellFromPixel=function(a){var b=this.container.position(),c=a.left-b.left,d=a.top-b.top,e=Math.floor(this.container.width()/this.opts.width),f=Math.floor(this.container.height()/parseInt(this.container.attr("data-gs-current-height")));return{x:Math.floor(c/e),y:Math.floor(d/f)}},i.prototype.batchUpdate=function(){this.grid.batchUpdate()},i.prototype.commit=function(){this.grid.commit(),this._updateContainerHeight()},i.prototype.isAreaEmpty=function(a,b,c,d){return this.grid.isAreaEmpty(a,b,c,d)},i.prototype.setStatic=function(a){this.opts.staticGrid=a===!0,this.enableMove(!a),this.enableResize(!a),this._setStaticClass()},i.prototype._setStaticClass=function(){var a="grid-stack-static";this.opts.staticGrid===!0?this.container.addClass(a):this.container.removeClass(a)},h.prototype.batch_update=d(h.prototype.batchUpdate),h.prototype._fix_collisions=d(h.prototype._fixCollisions,"_fix_collisions","_fixCollisions"),h.prototype.is_area_empty=d(h.prototype.isAreaEmpty,"is_area_empty","isAreaEmpty"),h.prototype._sort_nodes=d(h.prototype._sortNodes,"_sort_nodes","_sortNodes"),h.prototype._pack_nodes=d(h.prototype._packNodes,"_pack_nodes","_packNodes"),h.prototype._prepare_node=d(h.prototype._prepareNode,"_prepare_node","_prepareNode"),h.prototype.clean_nodes=d(h.prototype.cleanNodes,"clean_nodes","cleanNodes"),h.prototype.get_dirty_nodes=d(h.prototype.getDirtyNodes,"get_dirty_nodes","getDirtyNodes"),h.prototype.add_node=d(h.prototype.addNode,"add_node","addNode, "),h.prototype.remove_node=d(h.prototype.removeNode,"remove_node","removeNode"),h.prototype.can_move_node=d(h.prototype.canMoveNode,"can_move_node","canMoveNode"),h.prototype.move_node=d(h.prototype.moveNode,"move_node","moveNode"),h.prototype.get_grid_height=d(h.prototype.getGridHeight,"get_grid_height","getGridHeight"),h.prototype.begin_update=d(h.prototype.beginUpdate,"begin_update","beginUpdate"),h.prototype.end_update=d(h.prototype.endUpdate,"end_update","endUpdate"),h.prototype.can_be_placed_with_respect_to_height=d(h.prototype.canBePlacedWithRespectToHeight,"can_be_placed_with_respect_to_height","canBePlacedWithRespectToHeight"),i.prototype._trigger_change_event=d(i.prototype._triggerChangeEvent,"_trigger_change_event","_triggerChangeEvent"),i.prototype._init_styles=d(i.prototype._initStyles,"_init_styles","_initStyles"),i.prototype._update_styles=d(i.prototype._updateStyles,"_update_styles","_updateStyles"),i.prototype._update_container_height=d(i.prototype._updateContainerHeight,"_update_container_height","_updateContainerHeight"),i.prototype._is_one_column_mode=d(i.prototype._isOneColumnMode,"_is_one_column_mode"," _isOneColumnMode"),i.prototype._prepare_element=d(i.prototype._prepareElement,"_prepare_element","_prepareElement"),i.prototype.set_animation=d(i.prototype.setAnimation,"set_animation","setAnimation"),i.prototype.add_widget=d(i.prototype.addWidget,"add_widget","addWidget"),i.prototype.make_widget=d(i.prototype.makeWidget,"make_widget","makeWidget"),i.prototype.will_it_fit=d(i.prototype.willItFit,"will_it_fit","willItFit"),i.prototype.remove_widget=d(i.prototype.removeWidget,"remove_widget","removeWidget"),i.prototype.remove_all=d(i.prototype.removeAll,"remove_all","removeAll"),i.prototype.min_height=d(i.prototype.minHeight,"min_height","minHeight"),i.prototype.min_width=d(i.prototype.minWidth,"min_width","minWidth"),i.prototype._update_element=d(i.prototype._updateElement,"_update_element","_updateElement"),i.prototype.cell_height=d(i.prototype.cellHeight,"cell_height","cellHeight"),i.prototype.cell_width=d(i.prototype.cellWidth,"cell_width","cellWidth"),i.prototype.get_cell_from_pixel=d(i.prototype.getCellFromPixel,"get_cell_from_pixel","getCellFromPixel"),i.prototype.batch_update=d(i.prototype.batchUpdate,"batch_update","batchUpdate"),i.prototype.is_area_empty=d(i.prototype.isAreaEmpty,"is_area_empty","isAreaEmpty"),i.prototype.set_static=d(i.prototype.setStatic,"set_static","setStatic"),i.prototype._set_static_class=d(i.prototype._setStaticClass,"_set_static_class","_setStaticClass"),c.GridStackUI=i,c.GridStackUI.Utils=f,a.fn.gridstack=function(b){return this.each(function(){var c=a(this);c.data("gridstack")||c.data("gridstack",new i(this,b))})},c.GridStackUI});
+//# sourceMappingURL=gridstack.min.map
\ No newline at end of file
diff --git a/dist/gridstack.min.map b/dist/gridstack.min.map
new file mode 100644
index 0000000..a61306a
--- /dev/null
+++ b/dist/gridstack.min.map
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/gridstack.js b/gridstack.js
deleted file mode 100644
index 51026e6..0000000
--- a/gridstack.js
+++ /dev/null
@@ -1,870 +0,0 @@
-//     gridstack.js 0.2.3-dev
-//     http://troolee.github.io/gridstack.js/
-//     (c) 2014-2015 Pavel Reznikov
-//     gridstack.js may be freely distributed under the MIT license.
-
-(function (factory) {
-    if (typeof define === 'function' && define.amd) {
-        define(['jquery', 'lodash', 'jquery-ui/core', 'jquery-ui/widget', 'jquery-ui/mouse', 'jquery-ui/draggable', 'jquery-ui/resizable'], factory);
-    }
-    else {
-        factory(jQuery, _);
-    }
-})(function ($, _) {
-
-    var scope = window;
-
-    var Utils = {
-        is_intercepted: function (a, b) {
-            return !(a.x + a.width <= b.x || b.x + b.width <= a.x || a.y + a.height <= b.y || b.y + b.height <= a.y);
-        },
-
-        sort: function (nodes, dir, width) {
-            width = width || _.chain(nodes).map(function (node) { return node.x + node.width; }).max().value();
-            dir = dir != -1 ? 1 : -1;
-            return _.sortBy(nodes, function (n) { return dir * (n.x + n.y * width); });
-        },
-
-        create_stylesheet: function (id) {
-            var style = document.createElement("style");
-            style.setAttribute("type", "text/css");
-            style.setAttribute("data-gs-id", id);
-            if (style.styleSheet) {
-                style.styleSheet.cssText = "";
-            }
-            else {
-                style.appendChild(document.createTextNode(""));
-            }
-            document.getElementsByTagName('head')[0].appendChild(style);
-            return style.sheet;
-        },
-
-        insert_css_rule: function (sheet, selector, rules, index) {
-            if(typeof sheet.insertRule === 'function') {
-                sheet.insertRule(selector + "{" + rules + "}", index);
-            }
-            else if(typeof sheet.addRule === 'function') {
-                sheet.addRule(selector, rules, index);
-            }
-        },
-
-        toBool: function (v) {
-            if (typeof v == 'boolean')
-                return v;
-            if (typeof v == 'string') {
-                v = v.toLowerCase();
-                return !(v == '' || v == 'no' || v == 'false' || v == '0');
-            }
-            return Boolean(v);
-        }
-    };
-
-    var id_seq = 0;
-
-    var GridStackEngine = function (width, onchange, float, height, items) {
-        this.width = width;
-        this.float = float || false;
-        this.height = height || 0;
-
-        this.nodes = items || [];
-        this.onchange = onchange || function () {};
-
-        this._update_counter = 0;
-        this._float = this.float;
-    };
-
-    GridStackEngine.prototype.batch_update = function () {
-        this._update_counter = 1;
-        this.float = true;
-    };
-
-    GridStackEngine.prototype.commit = function () {
-        this._update_counter = 0;
-        if (this._update_counter == 0) {
-            this.float = this._float;
-            this._pack_nodes();
-            this._notify();
-        }
-    };
-
-    GridStackEngine.prototype._fix_collisions = function (node) {
-        this._sort_nodes(-1);
-
-        var nn = node, has_locked = Boolean(_.find(this.nodes, function (n) { return n.locked }));
-        if (!this.float && !has_locked) {
-            nn = {x: 0, y: node.y, width: this.width, height: node.height};
-        }
-
-        while (true) {
-            var collision_node = _.find(this.nodes, function (n) {
-                return n != node && Utils.is_intercepted(n, nn);
-            }, this);
-            if (typeof collision_node == 'undefined') {
-                return;
-            }
-            this.move_node(collision_node, collision_node.x, node.y + node.height,
-                collision_node.width, collision_node.height, true);
-        }
-    };
-
-    GridStackEngine.prototype.is_area_empty = function (x, y, width, height) {
-        var nn = {x: x || 0, y: y || 0, width: width || 1, height: height || 1};
-        var collision_node = _.find(this.nodes, function (n) {
-            return Utils.is_intercepted(n, nn);
-        }, this);
-        return collision_node == null;
-    };
-
-    GridStackEngine.prototype._sort_nodes = function (dir) {
-        this.nodes = Utils.sort(this.nodes, dir, this.width);
-    };
-
-    GridStackEngine.prototype._pack_nodes = function () {
-        this._sort_nodes();
-
-        if (this.float) {
-            _.each(this.nodes, function (n, i) {
-                if (n._updating || typeof n._orig_y == 'undefined' || n.y == n._orig_y)
-                    return;
-
-                var new_y = n.y;
-                while (new_y >= n._orig_y) {
-                    var collision_node = _.chain(this.nodes)
-                        .find(function (bn) {
-                            return n != bn && Utils.is_intercepted({x: n.x, y: new_y, width: n.width, height: n.height}, bn);
-                        })
-                        .value();
-
-                    if (!collision_node) {
-                        n._dirty = true;
-                        n.y = new_y;
-                    }
-                    --new_y;
-                }
-            }, this);
-        }
-        else {
-            _.each(this.nodes, function (n, i) {
-                if (n.locked)
-                    return;
-                while (n.y > 0) {
-                    var new_y = n.y - 1;
-                    var can_be_moved = i == 0;
-
-                    if (i > 0) {
-                        var collision_node = _.chain(this.nodes)
-                            .take(i)
-                            .find(function (bn) {
-                                return Utils.is_intercepted({x: n.x, y: new_y, width: n.width, height: n.height}, bn);
-                            })
-                            .value();
-                        can_be_moved = typeof collision_node == 'undefined';
-                    }
-
-                    if (!can_be_moved) {
-                        break;
-                    }
-                    n._dirty = n.y != new_y;
-                    n.y = new_y;
-                }
-            }, this);
-        }
-    };
-
-    GridStackEngine.prototype._prepare_node = function (node, resizing) {
-        node = _.defaults(node || {}, {width: 1, height: 1, x: 0, y: 0 });
-
-        node.x = parseInt('' + node.x);
-        node.y = parseInt('' + node.y);
-        node.width = parseInt('' + node.width);
-        node.height = parseInt('' + node.height);
-        node.auto_position = node.auto_position || false;
-        node.no_resize = node.no_resize || false;
-        node.no_move = node.no_move || false;
-
-        if (node.width > this.width) {
-            node.width = this.width;
-        }
-        else if (node.width < 1) {
-            node.width = 1;
-        }
-
-        if (node.height < 1) {
-            node.height = 1;
-        }
-
-        if (node.x < 0) {
-            node.x = 0;
-        }
-
-        if (node.x + node.width > this.width) {
-            if (resizing) {
-                node.width = this.width - node.x;
-            }
-            else {
-                node.x = this.width - node.width;
-            }
-        }
-
-        if (node.y < 0) {
-            node.y = 0;
-        }
-
-        return node;
-    };
-
-    GridStackEngine.prototype._notify = function () {
-        if (this._update_counter) {
-            return;
-        }
-        var deleted_nodes = Array.prototype.slice.call(arguments, 1).concat(this.get_dirty_nodes());
-        deleted_nodes = deleted_nodes.concat(this.get_dirty_nodes());
-        this.onchange(deleted_nodes);
-    };
-
-    GridStackEngine.prototype.clean_nodes = function () {
-        _.each(this.nodes, function (n) {n._dirty = false });
-    };
-
-    GridStackEngine.prototype.get_dirty_nodes = function () {
-        return _.filter(this.nodes, function (n) { return n._dirty; });
-    };
-
-    GridStackEngine.prototype.add_node = function(node) {
-        node = this._prepare_node(node);
-
-        if (typeof node.max_width != 'undefined') node.width = Math.min(node.width, node.max_width);
-        if (typeof node.max_height != 'undefined') node.height = Math.min(node.height, node.max_height);
-        if (typeof node.min_width != 'undefined') node.width = Math.max(node.width, node.min_width);
-        if (typeof node.min_height != 'undefined') node.height = Math.max(node.height, node.min_height);
-
-        node._id = ++id_seq;
-        node._dirty = true;
-
-        if (node.auto_position) {
-            this._sort_nodes();
-
-            for (var i = 0; ; ++i) {
-                var x = i % this.width, y = Math.floor(i / this.width);
-                if (x + node.width > this.width) {
-                    continue;
-                }
-                if (!_.find(this.nodes, function (n) {
-                    return Utils.is_intercepted({x: x, y: y, width: node.width, height: node.height}, n);
-                })) {
-                    node.x = x;
-                    node.y = y;
-                    break;
-                }
-            }
-        }
-
-        this.nodes.push(node);
-
-        this._fix_collisions(node);
-        this._pack_nodes();
-        this._notify();
-        return node;
-    };
-
-    GridStackEngine.prototype.remove_node = function (node) {
-        node._id = null;
-        this.nodes = _.without(this.nodes, node);
-        this._pack_nodes();
-        this._notify(node);
-    };
-
-    GridStackEngine.prototype.can_move_node = function (node, x, y, width, height) {
-        var has_locked = Boolean(_.find(this.nodes, function (n) { return n.locked }));
-
-        if (!this.height && !has_locked)
-            return true;
-
-        var cloned_node;
-        var clone = new GridStackEngine(
-            this.width,
-            null,
-            this.float,
-            0,
-            _.map(this.nodes, function (n) { if (n == node) { cloned_node = $.extend({}, n); return cloned_node; } return $.extend({}, n) }));
-
-        clone.move_node(cloned_node, x, y, width, height);
-
-        var res = true;
-
-        if (has_locked)
-            res &= !Boolean(_.find(clone.nodes, function (n) { return n != cloned_node && Boolean(n.locked) && Boolean(n._dirty); }));
-        if (this.height)
-            res &= clone.get_grid_height() <= this.height;
-
-        return res;
-    };
-
-    GridStackEngine.prototype.can_be_placed_with_respect_to_height = function (node) {
-        if (!this.height)
-            return true;
-
-        var clone = new GridStackEngine(
-            this.width,
-            null,
-            this.float,
-            0,
-            _.map(this.nodes, function (n) { return $.extend({}, n) }));
-        clone.add_node(node);
-        return clone.get_grid_height() <= this.height;
-    };
-
-    GridStackEngine.prototype.move_node = function (node, x, y, width, height, no_pack) {
-        if (typeof x != 'number') x = node.x;
-        if (typeof y != 'number') y = node.y;
-        if (typeof width != 'number') width = node.width;
-        if (typeof height != 'number') height = node.height;
-
-        if (typeof node.max_width != 'undefined') width = Math.min(width, node.max_width);
-        if (typeof node.max_height != 'undefined') height = Math.min(height, node.max_height);
-        if (typeof node.min_width != 'undefined') width = Math.max(width, node.min_width);
-        if (typeof node.min_height != 'undefined') height = Math.max(height, node.min_height);
-
-        if (node.x == x && node.y == y && node.width == width && node.height == height) {
-            return node;
-        }
-
-        var resizing = node.width != width;
-        node._dirty = true;
-
-        node.x = x;
-        node.y = y;
-        node.width = width;
-        node.height = height;
-
-        node = this._prepare_node(node, resizing);
-
-        this._fix_collisions(node);
-        if (!no_pack) {
-            this._pack_nodes();
-            this._notify();
-        }
-        return node;
-    };
-
-    GridStackEngine.prototype.get_grid_height = function () {
-        return _.reduce(this.nodes, function (memo, n) { return Math.max(memo, n.y + n.height); }, 0);
-    };
-
-    GridStackEngine.prototype.begin_update = function (node) {
-        _.each(this.nodes, function (n) {
-            n._orig_y = n.y;
-        });
-        node._updating = true;
-    };
-
-    GridStackEngine.prototype.end_update = function () {
-        _.each(this.nodes, function (n) {
-            n._orig_y = n.y;
-        });
-        var n = _.find(this.nodes, function (n) { return n._updating; });
-        if (n) {
-            n._updating = false;
-        }
-    };
-
-    var GridStack = function (el, opts) {
-        var self = this, one_column_mode;
-
-        this.container = $(el);
-
-        opts.item_class = opts.item_class || 'grid-stack-item';
-        var is_nested = this.container.closest('.' + opts.item_class).size() > 0;
-
-        this.opts = _.defaults(opts || {}, {
-            width: parseInt(this.container.attr('data-gs-width')) || 12,
-            height: parseInt(this.container.attr('data-gs-height')) || 0,
-            item_class: 'grid-stack-item',
-            placeholder_class: 'grid-stack-placeholder',
-            handle: '.grid-stack-item-content',
-            cell_height: 60,
-            vertical_margin: 20,
-            auto: true,
-            min_width: 768,
-            float: false,
-            _class: 'grid-stack-' + (Math.random() * 10000).toFixed(0),
-            animate: Boolean(this.container.attr('data-gs-animate')) || false,
-            always_show_resize_handle: opts.always_show_resize_handle || false,
-            resizable: _.defaults(opts.resizable || {}, {
-                autoHide: !(opts.always_show_resize_handle || false),
-                handles: 'se'
-            }),
-            draggable: _.defaults(opts.draggable || {}, {
-                handle: '.grid-stack-item-content',
-                scroll: false,
-                appendTo: 'body'
-            })
-        });
-        this.opts.is_nested = is_nested;
-
-        this.container.addClass(this.opts._class);
-        if (is_nested) {
-            this.container.addClass('grid-stack-nested');
-        }
-
-        this._init_styles();
-
-        this.grid = new GridStackEngine(this.opts.width, function (nodes) {
-            var max_height = 0;
-            _.each(nodes, function (n) {
-                if (n._id == null) {
-                    n.el.remove();
-                }
-                else {
-                    n.el
-                        .attr('data-gs-x', n.x)
-                        .attr('data-gs-y', n.y)
-                        .attr('data-gs-width', n.width)
-                        .attr('data-gs-height', n.height);
-                    max_height = Math.max(max_height, n.y + n.height);
-                }
-            });
-            self._update_styles(max_height + 10);
-        }, this.opts.float, this.opts.height);
-
-        if (this.opts.auto) {
-            var elements = [];
-            var _this = this;
-            this.container.children('.' + this.opts.item_class).each(function (index, el) {
-                el = $(el);
-                elements.push({
-                    el: el,
-                    i: parseInt(el.attr('data-gs-x')) + parseInt(el.attr('data-gs-y')) * _this.opts.width // Use opts.width as weight for Y
-                });
-            });
-            _.chain(elements).sortBy(function (x) { return x.i; }).each(function (i) {
-                self._prepare_element(i.el);
-            }).value();
-        }
-
-        this.set_animation(this.opts.animate);
-
-        this.placeholder = $('<div class="' + this.opts.placeholder_class + ' ' + this.opts.item_class + '"><div class="placeholder-content" /></div>').hide();
-        this.container.height((this.grid.get_grid_height()) * (this.opts.cell_height + this.opts.vertical_margin) - this.opts.vertical_margin);
-
-        var on_resize_handler = function () {
-            if (self._is_one_column_mode()) {
-                if (one_column_mode)
-                    return;
-
-                one_column_mode = true;
-
-                self.grid._sort_nodes();
-                _.each(self.grid.nodes, function (node) {
-                    self.container.append(node.el);
-
-                    if (!node.no_move) {
-                        node.el.draggable('disable');
-                    }
-                    if (!node.no_resize) {
-                        node.el.resizable('disable');
-                    }
-                });
-            }
-            else {
-                if (!one_column_mode)
-                    return;
-
-                one_column_mode = false;
-
-                _.each(self.grid.nodes, function (node) {
-                    if (!node.no_move) {
-                        node.el.draggable('enable');
-                    }
-                    if (!node.no_resize) {
-                        node.el.resizable('enable');
-                    }
-                });
-            }
-        };
-
-        $(window).resize(on_resize_handler);
-        on_resize_handler();
-    };
-
-    GridStack.prototype._init_styles = function () {
-        if (this._styles_id) {
-            $('[data-gs-id="' + this._styles_id + '"]').remove();
-        }
-        this._styles_id = 'gridstack-style-' + (Math.random() * 100000).toFixed();
-        this._styles = Utils.create_stylesheet(this._styles_id);
-        if (this._styles != null)
-            this._styles._max = 0;
-    };
-
-    GridStack.prototype._update_styles = function (max_height) {
-        if (this._styles == null) {
-            return;
-        }
-
-        var prefix = '.' + this.opts._class + ' .' + this.opts.item_class;
-
-        if (typeof max_height == 'undefined') {
-            max_height = this._styles._max;
-            this._init_styles();
-            this._update_container_height();
-        }
-
-        if (this._styles._max == 0) {
-            Utils.insert_css_rule(this._styles, prefix, 'min-height: ' + (this.opts.cell_height) + 'px;', 0);
-        }
-
-        if (max_height > this._styles._max) {
-            for (var i = this._styles._max; i < max_height; ++i) {
-                Utils.insert_css_rule(this._styles,
-                    prefix + '[data-gs-height="' + (i + 1) + '"]',
-                    'height: ' + (this.opts.cell_height * (i + 1) + this.opts.vertical_margin * i) + 'px;',
-                    i
-                );
-                Utils.insert_css_rule(this._styles,
-                    prefix + '[data-gs-min-height="' + (i + 1) + '"]',
-                    'min-height: ' + (this.opts.cell_height * (i + 1) + this.opts.vertical_margin * i) + 'px;',
-                    i
-                );
-                Utils.insert_css_rule(this._styles,
-                    prefix + '[data-gs-max-height="' + (i + 1) + '"]',
-                    'max-height: ' + (this.opts.cell_height * (i + 1) + this.opts.vertical_margin * i) + 'px;',
-                    i
-                );
-                Utils.insert_css_rule(this._styles,
-                    prefix + '[data-gs-y="' + i + '"]',
-                    'top: ' + (this.opts.cell_height * i + this.opts.vertical_margin * i) + 'px;',
-                    i
-                );
-            }
-            this._styles._max = max_height;
-        }
-    };
-
-    GridStack.prototype._update_container_height = function () {
-        if (this.grid._update_counter) {
-            return;
-        }
-        this.container.height(this.grid.get_grid_height() * (this.opts.cell_height + this.opts.vertical_margin) - this.opts.vertical_margin);
-    };
-
-    GridStack.prototype._is_one_column_mode = function () {
-        return (window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth) <= this.opts.min_width;
-    };
-
-    GridStack.prototype._prepare_element = function (el) {
-        var self = this;
-        el = $(el);
-
-        el.addClass(this.opts.item_class);
-
-        var node = self.grid.add_node({
-            x: el.attr('data-gs-x'),
-            y: el.attr('data-gs-y'),
-            width: el.attr('data-gs-width'),
-            height: el.attr('data-gs-height'),
-            max_width: el.attr('data-gs-max-width'),
-            min_width: el.attr('data-gs-min-width'),
-            max_height: el.attr('data-gs-max-height'),
-            min_height: el.attr('data-gs-min-height'),
-            auto_position: Utils.toBool(el.attr('data-gs-auto-position')),
-            no_resize: Utils.toBool(el.attr('data-gs-no-resize')),
-            no_move: Utils.toBool(el.attr('data-gs-no-move')),
-            locked: Utils.toBool(el.attr('data-gs-locked')),
-            el: el
-        });
-        el.data('_gridstack_node', node);
-
-        var cell_width, cell_height;
-
-        var on_start_moving = function (event, ui) {
-            self.container.append(self.placeholder);
-            var o = $(this);
-            self.grid.clean_nodes();
-            self.grid.begin_update(node);
-            cell_width = Math.ceil(o.outerWidth() / o.attr('data-gs-width'));
-            cell_height = self.opts.cell_height + self.opts.vertical_margin;
-            self.placeholder
-                .attr('data-gs-x', o.attr('data-gs-x'))
-                .attr('data-gs-y', o.attr('data-gs-y'))
-                .attr('data-gs-width', o.attr('data-gs-width'))
-                .attr('data-gs-height', o.attr('data-gs-height'))
-                .show();
-            node.el = self.placeholder;
-
-            el.resizable('option', 'minWidth', cell_width * (node.min_width || 1));
-            el.resizable('option', 'minHeight', self.opts.cell_height * (node.min_height || 1));
-        };
-
-        var on_end_moving = function (event, ui) {
-            self.placeholder.detach();
-            var o = $(this);
-            node.el = o;
-            self.placeholder.hide();
-            o
-                .attr('data-gs-x', node.x)
-                .attr('data-gs-y', node.y)
-                .attr('data-gs-width', node.width)
-                .attr('data-gs-height', node.height)
-                .removeAttr('style');
-            self._update_container_height();
-            self.container.trigger('change', [self.grid.get_dirty_nodes()]);
-
-            self.grid.end_update();
-        };
-
-        el.draggable(_.extend(this.opts.draggable, {
-            start: on_start_moving,
-            stop: on_end_moving,
-            drag: function (event, ui) {
-                var x = Math.round(ui.position.left / cell_width),
-                    y = Math.floor((ui.position.top + cell_height/2) / cell_height);
-                if (!self.grid.can_move_node(node, x, y, node.width, node.height)) {
-                    return;
-                }
-                self.grid.move_node(node, x, y);
-                self._update_container_height();
-            },
-            containment: this.opts.is_nested ? this.container.parent() : null
-        })).resizable(_.extend(this.opts.resizable, {
-            start: on_start_moving,
-            stop: on_end_moving,
-            resize: function (event, ui) {
-                var x = Math.round(ui.position.left / cell_width),
-                    y = Math.floor((ui.position.top + cell_height/2) / cell_height),
-                    width = Math.round(ui.size.width / cell_width),
-                    height = Math.round(ui.size.height / cell_height);
-                if (!self.grid.can_move_node(node, x, y, width, height)) {
-                    return;
-                }
-                self.grid.move_node(node, x, y, width, height);
-                self._update_container_height();
-            }
-        }));
-
-        if (node.no_move || this._is_one_column_mode()) {
-            el.draggable('disable');
-        }
-
-        if (node.no_resize || this._is_one_column_mode()) {
-            el.resizable('disable');
-        }
-
-        el.attr('data-gs-locked', node.locked ? 'yes' : null);
-    };
-
-    GridStack.prototype.set_animation = function (enable) {
-        if (enable) {
-            this.container.addClass('grid-stack-animate');
-        }
-        else {
-            this.container.removeClass('grid-stack-animate');
-        }
-    };
-
-    GridStack.prototype.add_widget = function (el, x, y, width, height, auto_position) {
-        el = $(el);
-        if (typeof x != 'undefined') el.attr('data-gs-x', x);
-        if (typeof y != 'undefined') el.attr('data-gs-y', y);
-        if (typeof width != 'undefined') el.attr('data-gs-width', width);
-        if (typeof height != 'undefined') el.attr('data-gs-height', height);
-        if (typeof auto_position != 'undefined') el.attr('data-gs-auto-position', auto_position ? 'yes' : null);
-        this.container.append(el);
-        this._prepare_element(el);
-        this._update_container_height();
-
-        return el;
-    };
-
-    GridStack.prototype.will_it_fit = function (x, y, width, height, auto_position) {
-        var node = {x: x, y: y, width: width, height: height, auto_position: auto_position};
-        return this.grid.can_be_placed_with_respect_to_height(node);
-    };
-
-    GridStack.prototype.remove_widget = function (el, detach_node) {
-        detach_node = typeof detach_node === 'undefined' ? true : detach_node;
-        el = $(el);
-        var node = el.data('_gridstack_node');
-        this.grid.remove_node(node);
-        el.removeData('_gridstack_node');
-        this._update_container_height();
-        if (detach_node)
-            el.remove();
-    };
-
-    GridStack.prototype.remove_all = function (detach_node) {
-        _.each(this.grid.nodes, function (node) {
-            this.remove_widget(node.el, detach_node);
-        }, this);
-        this.grid.nodes = [];
-        this._update_container_height();
-    };
-
-    GridStack.prototype.resizable = function (el, val) {
-        el = $(el);
-        el.each(function (index, el) {
-            el = $(el);
-            var node = el.data('_gridstack_node');
-            if (typeof node == 'undefined' || node == null) {
-                return;
-            }
-
-            node.no_resize = !(val || false);
-            if (node.no_resize) {
-                el.resizable('disable');
-            }
-            else {
-                el.resizable('enable');
-            }
-        });
-        return this;
-    };
-
-    GridStack.prototype.movable = function (el, val) {
-        el = $(el);
-        el.each(function (index, el) {
-            el = $(el);
-            var node = el.data('_gridstack_node');
-            if (typeof node == 'undefined' || node == null) {
-                return;
-            }
-
-            node.no_move = !(val || false);
-            if (node.no_move) {
-                el.draggable('disable');
-            }
-            else {
-                el.draggable('enable');
-            }
-        });
-        return this;
-    };
-
-    GridStack.prototype.disable = function () {
-        this.movable(this.container.children('.' + this.opts.item_class), false);
-        this.resizable(this.container.children('.' + this.opts.item_class), false);
-    };
-
-    GridStack.prototype.enable = function () {
-        this.movable(this.container.children('.' + this.opts.item_class), true);
-        this.resizable(this.container.children('.' + this.opts.item_class), true);
-    };
-
-    GridStack.prototype.locked = function (el, val) {
-        el = $(el);
-        el.each(function (index, el) {
-            el = $(el);
-            var node = el.data('_gridstack_node');
-            if (typeof node == 'undefined' || node == null) {
-                return;
-            }
-
-            node.locked = (val || false);
-            el.attr('data-gs-locked', node.locked ? 'yes' : null);
-        });
-        return this;
-    };
-
-    GridStack.prototype._update_element = function (el, callback) {
-        el = $(el).first();
-        var node = el.data('_gridstack_node');
-        if (typeof node == 'undefined' || node == null) {
-            return;
-        }
-
-        var self = this;
-
-        self.grid.clean_nodes();
-        self.grid.begin_update(node);
-
-        callback.call(this, el, node);
-
-        self._update_container_height();
-        self.container.trigger('change', [self.grid.get_dirty_nodes()]);
-
-        self.grid.end_update();
-    };
-
-    GridStack.prototype.resize = function (el, width, height) {
-        this._update_element(el, function (el, node) {
-            width = (width != null && typeof width != 'undefined') ? width : node.width;
-            height = (height != null && typeof height != 'undefined') ? height : node.height;
-
-            this.grid.move_node(node, node.x, node.y, width, height);
-        });
-    };
-
-    GridStack.prototype.move = function (el, x, y) {
-        this._update_element(el, function (el, node) {
-            x = (x != null && typeof x != 'undefined') ? x : node.x;
-            y = (y != null && typeof y != 'undefined') ? y : node.y;
-
-            this.grid.move_node(node, x, y, node.width, node.height);
-        });
-    };
-
-    GridStack.prototype.update = function (el, x, y, width, height) {
-        this._update_element(el, function (el, node) {
-            x = (x != null && typeof x != 'undefined') ? x : node.x;
-            y = (y != null && typeof y != 'undefined') ? y : node.y;
-            width = (width != null && typeof width != 'undefined') ? width : node.width;
-            height = (height != null && typeof height != 'undefined') ? height : node.height;
-
-            this.grid.move_node(node, x, y, width, height);
-        });
-    };
-
-    GridStack.prototype.cell_height = function (val) {
-        if (typeof val == 'undefined') {
-            return this.opts.cell_height;
-        }
-        val = parseInt(val);
-        if (val == this.opts.cell_height)
-            return;
-        this.opts.cell_height = val || this.opts.cell_height;
-        this._update_styles();
-    };
-
-    GridStack.prototype.cell_width = function () {
-        var o = this.container.children('.' + this.opts.item_class).first();
-        return Math.ceil(o.outerWidth() / o.attr('data-gs-width'));
-    };
-
-    GridStack.prototype.get_cell_from_pixel = function(position) {
-        var containerPos = this.container.position();
-        var relativeLeft = position.left - containerPos.left;
-        var relativeTop = position.top - containerPos.top;
-
-        var column_width = Math.floor(this.container.width() / this.opts.width);
-        var row_height = this.opts.cell_height + this.opts.vertical_margin;
-
-        return {x: Math.floor(relativeLeft / column_width), y: Math.floor(relativeTop / row_height)};
-    };
-
-    GridStack.prototype.batch_update = function () {
-        this.grid.batch_update();
-    };
-
-    GridStack.prototype.commit = function () {
-        this.grid.commit();
-        this._update_container_height()
-    };
-
-    GridStack.prototype.is_area_empty = function (x, y, width, height) {
-        return this.grid.is_area_empty(x, y, width, height);
-    };
-
-    scope.GridStackUI = GridStack;
-
-    scope.GridStackUI.Utils = Utils;
-
-    $.fn.gridstack = function (opts) {
-        return this.each(function () {
-            if (!$(this).data('gridstack')) {
-                $(this).data('gridstack', new GridStack(this, opts));
-            }
-        });
-    };
-
-    return scope.GridStackUI;
-});
diff --git a/index.html b/index.html
index 9187286..7c56c05 100644
--- a/index.html
+++ b/index.html
@@ -33,7 +33,7 @@
         <script src="https://oss.maxcdn.com/libs/respond.js/1.4.2/respond.min.js"></script>
     <![endif]-->
 
-    <link href="gridstack.css" rel="stylesheet">
+    <link href="dist/gridstack.css" rel="stylesheet">
     <link href="gridstack-demo.css" rel="stylesheet">
 </head>
 
@@ -133,16 +133,16 @@
             </div>
 
             <h3>Basic Usage</h3>
-            
+
             <pre><code class="html">
 &lt;div class=&quot;grid-stack&quot;&gt;
-    &lt;div class=&quot;grid-stack-item&quot; 
-        data-gs-x=&quot;0&quot; data-gs-y=&quot;0&quot; 
+    &lt;div class=&quot;grid-stack-item&quot;
+        data-gs-x=&quot;0&quot; data-gs-y=&quot;0&quot;
         data-gs-width=&quot;4&quot; data-gs-height=&quot;2&quot;&gt;
             &lt;div class=&quot;grid-stack-item-content&quot;&gt;&lt;/div&gt;
     &lt;/div&gt;
-    &lt;div class=&quot;grid-stack-item&quot; 
-        data-gs-x=&quot;4&quot; data-gs-y=&quot;0&quot; 
+    &lt;div class=&quot;grid-stack-item&quot;
+        data-gs-x=&quot;4&quot; data-gs-y=&quot;0&quot;
         data-gs-width=&quot;4&quot; data-gs-height=&quot;4&quot;&gt;
             &lt;div class=&quot;grid-stack-item-content&quot;&gt;&lt;/div&gt;
     &lt;/div&gt;
@@ -200,13 +200,13 @@ $(function () {
     <!-- Custom Theme JavaScript -->
     <script src="freelancer/js/freelancer.js"></script>
 
-    <script src="gridstack.js"></script>
+    <script src="dist/gridstack.js"></script>
     <script type="text/javascript">
         hljs.initHighlightingOnLoad();
         $(function () {
             $('.grid-stack').gridstack({
                 width: 12,
-                always_show_resize_handle: /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent),
+                alwaysShowResizeHandle: /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent),
                 resizable: {
                     handles: 'e, se, s, sw, w'
                 }
@@ -226,5 +226,3 @@ $(function () {
 </body>
 
 </html>
-
-