update travis

.travis.yml

@@ -1,35 +1,31 @@
 language: node_js
-
 node_js:
-    - "5.7.0"
-
+- 5.7.0
 env:
-    - CXX=g++-4.8
-
+- CXX=g++-4.8
 addons:
-    apt:
-        sources:
-            - ubuntu-toolchain-r-test
-        packages:
-            - g++-4.8
-
+  apt:
+    sources:
+    - ubuntu-toolchain-r-test
+    packages:
+    - g++-4.8
 before_install:
-    - npm install -g protractor
-
+- npm install -g protractor
 install:
-    - npm install -g npm@2
-    - npm install -g grunt-cli
-    - npm install -g bower
-    - bower install
-    - npm install
-    - ./node_modules/protractor/bin/webdriver-manager update --standalone
-
+- npm install -g npm@2
+- npm install -g grunt-cli
+- npm install -g bower
+- bower install
+- npm install
+- ./node_modules/protractor/bin/webdriver-manager update --standalone
 before_script:
-    - export CHROME_BIN=chromium-browser
-    - export DISPLAY=:99.0
-    - sh -e /etc/init.d/xvfb start
-
+- export CHROME_BIN=chromium-browser
+- export DISPLAY=:99.0
+- sh -e /etc/init.d/xvfb start
 script:
-    - npm run build
-    - npm test
-    - grunt e2e-test
+- npm run build
+- npm test
+- grunt e2e-test
+notifications:
+  slack:
+    secure: iGLGsYyVIyKVpVVCskGh/zc6Pkqe0D7jpUtbywSbnq6l5seE6bvBVqm0F2FSCIN+AIC+qal2mPEWysDVsLACm5tTEeA8NfL8dmCrAKbiFbi+gHl4mnHHCHl7ii/7UkoIIXNc5UXbgMSXRS5l8UcsSDlN8VxC5zWstbJvjeYIvbA=