title: GLib-GObject-CRITICAL. Error when executing 'gulp' on fresh laravel project
body: <p>Does anyone have a clue or any direction how to fix this error.
  Running CentOS 6.7</p>
  
  <pre><code>[07:42 PM]-[vagrant@machine1]-[/var/www/laracast]
  $ gulp
  [19:42:52] Using gulpfile /var/www/laracast/gulpfile.js
  [19:42:52] Starting 'default'...
  [19:42:52] Starting 'sass'...
  
  Fetching Sass Source Files...
     - resources/assets/sass/app.scss
  
  
  Saving To...
     - public/css/app.css
  
  [19:42:53] Finished 'default' after 733 ms
  [19:42:53] gulp-notify: [Laravel Elixir] Sass Compiled!
  [19:42:53] Finished 'sass' after 833 ms
  [19:42:53] gulp-notify: [Error in notifier] Error in plugin 'gulp-notify'
  Message:
  
  (notify-send:24561): GLib-GObject-CRITICAL **: g_object_unref: assertion `G_IS_OBJECT (object)' failed
  </code></pre>