[BUGFIX] RTE wraps p tags around ol/ul in chrome and opera

This mis a follow-up to change https://review.typo3.org/#/c/33655/

Resolves: #62559
Resolves: #59559
Resolves: #52470
Releases: master, 6.2
Change-Id: I66c1ed5cf288cd8aaaac66fc12655c655ac1964c
Reviewed-on: http://review.typo3.org/33772
Reviewed-by: Stanislas Rolland <typo3@sjbr.ca>
Tested-by: Stanislas Rolland <typo3@sjbr.ca>
[CLEANUP] Remove wrapBorder table in FormEngine

Remove hard-coded additional wrapper table
around FormEngine elements.

Styling will be handled differently in the future.

Resolves: #62667
Releases: master
Change-Id: I3f8eff09aa92da174f686c8d5267da87544ee4eb
Reviewed-on: http://review.typo3.org/33766
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Stefan Froemken <froemken@gmail.com>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
[CLEANUP] Code Cleanup EXT:aboutmodules

Refactor the code to go green in PHPStorm.
Main tasks:
* Initialize variables
* Centralize objects in $GLOBALS

Resolves: #62689
Releases: master
Change-Id: Ia48365341da93d6f3bc86af53840a8bfeb45feb6
Reviewed-on: http://review.typo3.org/33782
Reviewed-by: Stefan Froemken <froemken@gmail.com>
Tested-by: Stefan Froemken <froemken@gmail.com>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
[!!!][CLEANUP] Remove deprecated code in sysext backend

This patch does not touch the $include_once magic of BE modules.

Resolves: #59659
Releases: master
Change-Id: I8721b44d93f002d152c93b094df6a60c578d7bf4
Reviewed-on: http://review.typo3.org/33483
Reviewed-by: Mathias Schreiber <mathias.schreiber@wmdb.de>
Tested-by: Mathias Schreiber <mathias.schreiber@wmdb.de>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
[TASK] Use a new icon for sorting inline records

Adopt the order icon to fit the others.

The changed icon can e.g. be found in content element type "media",
section "HTML5 additions", field "video sources".

Resolves: #62661
Releases: master
Change-Id: I7e242a853ebed3632c6a496246ccdb90a6b1ef66
Reviewed-on: http://review.typo3.org/33787
Reviewed-by: Stefan Froemken <froemken@gmail.com>
Tested-by: Stefan Froemken <froemken@gmail.com>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
[BUGFIX] ADOdb: Set charset properly

Using ADOdb, the charset might not be set properly, since every
database driver needs to define their own "SetCharSet" method. Every
driver extends from ADOConnection. "SetCharSet" of this class just
returns FALSE.

Resolves: #61738
Releases: master, 6.2
Change-Id: Ia9cef4fa3da76523de883ed7faa5aaebde4b9e9b
Reviewed-on: http://review.typo3.org/32883
Reviewed-by: Tymoteusz Motylewski <t.motylewski@gmail.com>
Reviewed-by: Markus Klein <klein.t3@reelworx.at>
Tested-by: Markus Klein <klein.t3@reelworx.at>