Remove other mathjax support

lib/gollum/frontend/public/css/gollum.css

@@ -658,8 +658,3 @@ ul.actions {
     background-position: -431px -28px;
     padding: 0;
   }
-
-
-#MathJax_Message {
-  display: none;
-}

lib/gollum/frontend/public/javascript/editor/gollum.editor.js

@@ -374,17 +374,6 @@
     },
 
 
-    /**
-     *  EditorHas.mathJax
-     *  True if the editor has MathJax enabled and running, false otherwise.
-     *
-     *  @return boolean
-     */
-    mathJax: function() {
-      return (typeof window.MathJax == 'object');
-    },
-
-
     /**
      *  EditorHas.previewButton
      *  True if the editor has a preview button, false otherwise.
@@ -842,11 +831,6 @@
       }
       var helpData = Help._HELP[name];
 
-      if ( EditorHas.mathJax() && Help.isLoadedFor('mathjax') ) {
-        debug('Adding MathJax support to help');
-        // TODO
-      }
-
       // clear this shiz out
       $('#gollum-editor-help-parent').html('');
       $('#gollum-editor-help-list').html('');