add ajax loading throbbers to devhub dashboard (bug 698669)

media/css/impala/devhub-compat.less

@@ -1,9 +1,5 @@
 @import 'lib';
 
-.tooltip.ajax-loading {
-    .background-size(auto 12px);
-}
-
 .compat-error {
     background: url(../../img/zamboni/notifications.png) 0px -164px no-repeat;
     padding-left: 15px;

media/css/impala/devhub-popups.less

@@ -0,0 +1,24 @@
+@import 'lib';
+
+.tooltip.ajax-loading {
+    .background-size(auto 12px);
+}
+
+.widgets .widget.ajax-loading,
+.widgets .widget:hover.ajax-loading,
+input.ui-autocomplete-loading,
+.modal.ajax-loading,
+.modal-actions.ajax-loading,
+.tooltip.ajax-loading,
+.tooltip:hover.ajax-loading {
+   background-image: url(../../img/zamboni/loading-white.gif);
+   background-position: 0 100%;
+   background-repeat: no-repeat;
+}
+.modal.ajax-loading {
+    background-position: 50% 50%;
+}
+input.ui-autocomplete-loading,
+.modal-actions.ajax-loading {
+    background-position: 100% 50%;
+}

settings.py

@@ -503,6 +503,7 @@ MINIFY_BUNDLES = {
             'css/zamboni/docs.less',
             'css/impala/developers.less',
             'css/impala/devhub-packager.less',
+            'css/impala/devhub-popups.less',
             'css/impala/devhub-compat.less',
             'css/impala/formset.less',
             'css/impala/devhub-forms.less',
@@ -510,6 +511,7 @@ MINIFY_BUNDLES = {
         'zamboni/devhub_impala': (
             'css/impala/developers.less',
             'css/impala/devhub-listing.less',
+            'css/impala/devhub-popups.less',
             'css/impala/devhub-compat.less',
             'css/impala/devhub-dashboard.less',
             'css/impala/devhub-forms.less',