[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
Reviewed-on: https://review.typo3.org/19622
[BUGFIX] respect rootLevel=-1 in exec_foreign_table_where_query

exec_foreign_table_where_query does not interpret the
rootLevel directive correctly.

Resolves: #45703
Releases: 6.1, 6.0, 4.7, 4.6, 4.5
Change-Id: I2a4dd0335ac5373562f287427d5592cfd406e2f9
Reviewed-on: https://review.typo3.org/18417
Reviewed-by: Benjamin Mack
Tested-by: Benjamin Mack
Reviewed-on: https://review.typo3.org/18976
Reviewed-by: Stefan Neufeind
[FEATURE] Add delete button in file list

Currently it is not possible to delete a file or folder
in the file list. Additionally, there is translation and
error handling missing. The patch adds the trash
icon to the file list (if the user has the right) and
adds error and success messages.

Releases: 6.1, 6.0
Resolves: #44288
Change-Id: I3a68da487afc4b4718500c198963f05057dc6435
Reviewed-on: https://review.typo3.org/19240
Reviewed-by: Stefan Neufeind
Reviewed-by: Steffen Ritter
Reviewed-by: Benjamin Mack
Tested-by: Benjamin Mack