Merge pull request #130 from srgpqt/master

fix improper usage of strong parameters in FiltersController

app/controllers/filters_controller.rb

@@ -15,7 +15,7 @@ class FiltersController < ApplicationController
   end
 
   def update
-    tags_param = params.permit(:tags => [])[:tags]
+    tags_param = params[:tags]
     new_tags = tags_param.blank? ? [] : Tag.where(:tag => tags_param).to_a
     new_tags.keep_if {|t| t.valid_for? @user }