Added new buttons and styling

app/assets/javascripts/locomotive/views/content_types/custom_field_entry_view.js.coffee

@@ -78,8 +78,10 @@ class Locomotive.Views.ContentTypes.CustomFieldEntryView extends Backbone.View
     form = @$('ol')
 
     if form.is(':hidden')
+      @$('this').addClass('open')
       form.slideDown()
     else
+      @$('this').removeClass('open')
       form.slideUp()
 
   show_error: (message) ->

app/assets/stylesheets/locomotive/backoffice/formtastic_changes.css.scss

@@ -157,6 +157,10 @@ form.formtastic {
               &:hover {
                 background-image: image-url("locomotive/list/icons/toggle.png");
               }
+              &.open {
+                @include rotate(180);
+              }
+              @include single-transition(transform, 0.5s);
             }
 
             &.drag {