track diff-dom#gh-pages instead of a particular hash

bower.json

@@ -23,7 +23,6 @@
     "ckeditor": "~4.5.6",
     "requirejs": "~2.1.15",
     "reconnectingWebsocket": "",
-    "diff-dom": "https://github.com/fiduswriter/diffDOM.git#6fdb82c8a4f2096c07c129797a313fe13769e094",
     "marked": "~0.3.5",
     "rangy": "rangy-release#~1.3.0",
     "json.sortify": "~2.1.0",
@@ -38,6 +37,7 @@
     "chainpad-netflux": "^0.1.0",
     "chainpad-listmap": "^0.1.0",
     "lil-uri": "^0.2.1",
-    "file-saver": "^1.3.1"
+    "file-saver": "^1.3.1",
+    "diff-dom": "#gh-pages"
   }
 }