_labels-badges.scss in bootstrap-sass-rails-2.2.2.0

- old
+ new

@@ -26,9 +26,17 @@
   padding-left: 9px;
   padding-right: 9px;
   @include border-radius(9px);
 }
 
+// Empty labels/badges collapse
+.label,
+.badge {
+  &:empty {
+    display: none;
+  }
+}
+
 // Hover state, but only for links
 a {
   &.label:hover,
   &.badge:hover {
     color: $white;