Added AbstractDatabaseObjectAction::$requireACP
Fixed use-statement order
Removed unused code (PHP code was removed earlier)

Fixes #1501
Allow selection of category itself for import

Fixes #1494
Rebuilding templates after application editing

Fixes #1389
Fixed rescue mode detection for WCF standalone

Fixes #1502
Resolved TODO
Updated release date
Fixed WCF update for setups without comments
Adds missing ISearchResultObject implementation check

Fixes #1432
Fixes z-index issue with date picker

Fixes #1367
Adds missing accessibility check for enabling/disabling users

See #1498
Unifies appearance of enable/disable icons in user list

Closes #1498
Merge branch 'refs/heads/master' into cli
Improves user importer for CLI import