Add possibility to define a favicon for the backend
Changing the favicon for the backend makes it easier to differ one installation from another.
[!!!][FEATURE] Make BE favicon configurable via Extension manager
Make the path to the favicon configurable in the Extension Manager instead
of the TBE_STYLES.
Reviewed-by: Christian Kuhn <firstname.lastname@example.org>
Tested-by: Christian Kuhn <email@example.com>
Tested-by: Bamboo TYPO3com <firstname.lastname@example.org>
Reviewed-by: Benni Mack <email@example.com>
Tested-by: Benni Mack <firstname.lastname@example.org>