Js refactoring and ajax animation replaced

app/assets/images/ajax-loader-facebook.gif

app/assets/images/ajax-loader.gif

app/assets/images/ajax_loader.gif

app/assets/javascripts/application.js

app/assets/javascripts/merge_requests.js

app/assets/javascripts/projects.js

app/assets/stylesheets/common.scss

app/views/issues/index.html.haml

app/views/merge_requests/show.html.haml

app/views/projects/_form.html.haml

app/views/projects/create.js.haml

app/views/projects/edit.html.haml

app/views/projects/new.html.haml

app/views/projects/update.js.haml