diff -r 2b3247d02769 -r f55970e41793 server/src/resources/assets/less/bootstrap/component-animations.less
--- a/server/src/resources/assets/less/bootstrap/component-animations.less	Wed Jun 24 01:36:46 2015 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,34 +0,0 @@
-//
-// Component animations
-// --------------------------------------------------
-
-// Heads up!
-//
-// We don't use the `.opacity()` mixin here since it causes a bug with text
-// fields in IE7-8. Source: https://github.com/twbs/bootstrap/pull/3552.
-
-.fade {
-  opacity: 0;
-  .transition(opacity .15s linear);
-  &.in {
-    opacity: 1;
-  }
-}
-
-.collapse {
-  display: none;
-  visibility: hidden;
-
-  &.in      { display: block; visibility: visible; }
-  tr&.in    { display: table-row; }
-  tbody&.in { display: table-row-group; }
-}
-
-.collapsing {
-  position: relative;
-  height: 0;
-  overflow: hidden;
-  .transition-property(~"height, visibility");
-  .transition-duration(.35s);
-  .transition-timing-function(ease);
-}