Fix an issue with missing characters when several users were typing at the same time

www/common/hyperjson.js

@@ -52,13 +52,6 @@ define([], function () {
         return x;
     };
 
-    /* DOM2HyperJSON accepts a DOM element/node
-        and converts it into Hyperjson. It optionally accepts a predicate
-        which is used for filtering out subtrees of the DOM from the result.
-
-        The function, if provided, must return true for elements which
-        should be preserved, and 'false' for elements which should be removed.
-    */
     var DOM2HyperJSON = function(el, predicate, filter){
         if(!el.tagName && el.nodeType === Node.TEXT_NODE){
             return el.textContent;