disable loading emmet from other domain (ajaxorg#5704)

* disable loading emmet from archived repo

* remove url from comment

Author: whazor

demo/emmet.html

@@ -23,7 +23,7 @@
 <pre id="editor"></pre>
 
 <!-- load emmet code and snippets compiled for browser -->
-<script src="https://cloud9ide.github.io/emmet-core/emmet.js"></script>
+<!-- <script src="..."></script> -->
 
 <script src="kitchen-sink/require.js"></script>
 <script>

demo/kitchen-sink/demo.js

@@ -490,13 +490,6 @@ function synchroniseScrolling() {
 var StatusBar = require("ace/ext/statusbar").StatusBar;
 new StatusBar(env.editor, cmdLine.container);
 
-
-var Emmet = require("ace/ext/emmet");
-net.loadScript("https://cloud9ide.github.io/emmet-core/emmet.js", function() {
-    Emmet.setCore(window.emmet);
-    env.editor.setOption("enableEmmet", true);
-});
-
 require("ace/placeholder").PlaceHolder;
 
 var snippetManager = require("ace/snippets").snippetManager;

doc/site/js/main.js

@@ -17,13 +17,6 @@ $(function() {
             autoScrollEditorIntoView: true
         });
 
-        ace.config.loadModule("ace/ext/emmet", function() {
-            ace.require("ace/lib/net").loadScript("https://cloud9ide.github.io/emmet-core/emmet.js", function() {
-                embedded_editor.setOption("enableEmmet", true);
-                editor.setOption("enableEmmet", true);
-            });
-        });
-        
         ace.config.loadModule("ace/ext/language_tools", function() {
             embedded_editor.setOptions({
                 enableSnippets: true,