[TASK] EM: Remove contentWrap container

The content wrap container "contentWrap" is removed
as the last memory of tabbed content.

Change-Id: I3d7b54c92a74217917fade99d1edaa4bc640c337
Fixes: #46948
Releases: 6.0, 6.1
Reviewed-on: https://review.typo3.org/19614
Reviewed-by: Philipp Gampe
Tested-by: Philipp Gampe
Reviewed-by: Steffen Ritter
Tested-by: Steffen Ritter
[BUGFIX] Page module title obeys language overlay

Makes the page backend module's headline language overlay aware.

The displayed headline is the page title of the selected page.
But the displayed headline should also consider the selected language.

Change-Id: Ie8b3b81139b9618ac5d2331dc86be5e5cad613d5
Resolves: #39106
Releases: 6.1
Reviewed-on: https://review.typo3.org/13598
Reviewed-by: Anja Leichsenring
Tested-by: Anja Leichsenring
Reviewed-by: Pascal Dürsteler
Tested-by: Pascal Dürsteler
Reviewed-by: Christian Kuhn
Tested-by: Christian Kuhn