Do not include the registration of handlebars in monaco-editor-core

build/monaco/package.json

 {
   "name": "monaco-editor-core",
   "private": true,
-  "version": "0.7.0-next.2",
+  "version": "0.7.0-next.3",
   "description": "A browser based code editor",
   "author": "Microsoft Corporation",
   "license": "MIT",

src/vs/editor/editor.main.ts

@@ -10,7 +10,7 @@ import 'vs/editor/contrib/quickOpen/browser/quickOutline';
 import 'vs/editor/contrib/quickOpen/browser/gotoLine';
 import 'vs/editor/contrib/quickOpen/browser/quickCommand';
 // import 'vs/languages/html/common/html.contribution';
-import 'vs/languages/handlebars/common/handlebars.contribution';
+// import 'vs/languages/handlebars/common/handlebars.contribution';
 import 'vs/languages/razor/common/razor.contribution';
 
 import {createMonacoBaseAPI} from 'vs/editor/common/standalone/standaloneBase';