* 'develop' of https://github.com/phpbb/phpbb3: (255 commits) [ticket/6723] Show info that message has been deleted before delivery [ticket/11385] Fix issue with migration module tool not getting extension module info [ticket/11386] Fix failing tests from constructor changes [ticket/11386] Fix circular reference error & serialize error [ticket/11386] Remove tests that check if finder cache is working [ticket/11386] Forgot to get the migration classes [ticket/11386] Update tests with new constructors for ext.manager/migrator [ticket/11386] Use finder to find migration files [ticket/11363] Fix to make get_module_infos get from all extensions [ticket/11381] Make finder able to search in all available extensions [ticket/11103] Revert whitespace changes [ticket/11103] Few more minor language things [ticket/11103] Don't call generate_board_url many times [ticket/11103] Case time in queries as an int [ticket/11103] Fix effectively installed check [ticket/11103] Remove padding from notifications for now. [ticket/11363] Fix a couple bugs and throw errors if the file not found [ticket/11372] Migrator should only check if effectively installed if not [ticket/11363] Load module info files for extensions too [ticket/11103] Notifications Migration file ... Conflicts: phpBB/config/services.yml phpBB/config/tables.yml