Revert "[BUGFIX] RTE: Change to tab menu div id breaks RTE load in IRRE element"

This reverts commit b008e63a.

Change-Id: I02fef4edaf1189b8e05f73bd3cd0251018a849bf
Reviewed-on: http://review.typo3.org/34088


Reviewed-by: Stanislas Rolland <typo3@sjbr.ca>
Tested-by: Stanislas Rolland <typo3@sjbr.ca>

typo3/sysext/rtehtmlarea/Resources/Public/JavaScript/HTMLArea/Util/HTMLArea.util.TYPO3.js

@@ -13,7 +13,7 @@ HTMLArea.util.TYPO3 = function () {
 		simplifyNested: function(nested) {
 			var i, type, level, elementId, max, simplifiedNested=[],
 				elementIdSuffix = {
-					tab: '',
+					tab: '-DIV',
 					inline: '_fields',
 					flex: '-content'
 				};