Backport PR #6632

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**Commit 1:**
Remove growl dependency

* Original sha: 8bc4959
* Authored by Rashid Khan <github.fliplap@spamgourmet.com> on 2016-03-23T23:25:07Z

package.json

@@ -165,7 +165,6 @@
     "karma-chrome-launcher": "0.2.0",
     "karma-coverage": "0.5.1",
     "karma-firefox-launcher": "0.1.6",
-    "karma-growl-reporter": "0.1.1",
     "karma-ie-launcher": "0.2.0",
     "karma-mocha": "0.2.0",
     "karma-safari-launcher": "0.1.1",

tasks/config/karma.js

@@ -14,7 +14,7 @@ module.exports = function (grunt) {
       browsers: ['<%= karmaBrowser %>'],
 
       // available reporters: https://npmjs.org/browse/keyword/karma-reporter
-      reporters: process.env.CI ? ['dots'] : ['progress', 'growl'],
+      reporters: process.env.CI ? ['dots'] : ['progress'],
 
       // list of files / patterns to load in the browser
       files: [