Blacklist/convert tables and headings in VE target

Change-Id: I5e58fb1da1cb793bad5fb9640ef2dbf14c96d082

modules/CommentTarget.js

@@ -42,9 +42,30 @@ CommentTarget.static.toolbarGroups = [
 	// Mention?
 ];
 
-// Allow pasting links
 CommentTarget.static.importRules = ve.copy( CommentTarget.static.importRules );
-CommentTarget.static.importRules.external.blacklist[ 'link/mwExternal' ] = false;
+
+CommentTarget.static.importRules.external.conversions = ve.extendObject(
+	{},
+	CommentTarget.static.importRules.external.conversions,
+	{
+		mwHeading: 'paragraph'
+	}
+);
+
+CommentTarget.static.importRules.external.blacklist = ve.extendObject(
+	{},
+	CommentTarget.static.importRules.external.blacklist,
+	{
+		// Annotations
+		// Allow pasting external links
+		'link/mwExternal': false,
+		// Strip all table structure
+		mwTable: true,
+		tableSection: true,
+		tableRow: true,
+		tableCell: true
+	}
+);
 
 // TODO Add edit switcher actionGroup
 

modules/CommentTargetWidget.js

@@ -9,9 +9,21 @@ var CommentTarget = require( './CommentTarget.js' );
  * @constructor
  * @param {Object} [config] Configuration options
  */
-function CommentTargetWidget() {
+function CommentTargetWidget( config ) {
+	config = $.extend( {}, {
+		excludeCommands: [
+			'heading1',
+			'heading2',
+			'heading3',
+			'heading4',
+			'heading5',
+			'heading6',
+			'insertTable'
+		]
+	}, config );
+
 	// Parent constructor
-	CommentTargetWidget.super.apply( this, arguments );
+	CommentTargetWidget.super.call( this, config );
 
 	// Initialization
 	this.$element.addClass( 'dt-ui-targetWidget' );