* 'develop' of https://github.com/phpbb/phpbb3:
[ticket/11408] user_jabber instead of jabber
[ticket/10202] Rename method names _all() to _array().
[ticket/10202] Add migration file for config_db_text.
[ticket/10202] Upgrade TEXT to the bigger MTEXT.
[ticket/10202] Improve method documentation.
[ticket/10202] SQL escape the table name.
[ticket/10202] Add $this->db->sql_freeresult($result) to SELECT queries.
[ticket/10202] Define phpbb_config_db_text as a service.
[ticket/10202] Add tests for phpbb_config_db_text.
[ticket/10202] Adjust method names to guidelines.
[ticket/10202] Add database schema for phpbb_config_db_text.
[ticket/10202] Implementation of config options with arbitrary length values.
[ticket/11166] Add ajaxify support to normal ACP confirm_box()
[ticket/11166] Fix several custom confirm templates in prosilver
[ticket/11166] Add caption to AJAX confirm box default template
[ticket/11166] Fix typo in comment
[ticket/11166] Use provided custom templates on AJAX confirm box