[ticket/11963] Don't depend on user_notify flag to delete report notifications.

PHPBB3-11963
[ticket/11963] Delete topic_in_queue notifications in MCP approve_details mode

PHPBB3-11963
[ticket/11963] Fix undefined variable: post_data when mass-approving topics.

PHPBB3-11963
[ticket/12055] Alternate table row background colors using nth-child rule.

PHPBB3-12055
[ticket/12038] Check that the move action succeeded before moving the rows.

PHPBB3-12038
[ticket/12038] AJAXify move up/down buttons in the smilies/topic icons page.

PHPBB3-12038
[ticket/12038] AJAXify move up/down buttons in the module management pages.

PHPBB3-12038
[ticket/12038] AJAXify move up/down buttons in the permission roles page.

PHPBB3-12038
[ticket/12038] AJAXify move up/down buttons in custom profile fields page.

PHPBB3-12038
[ticket/12038] AJAXify move up/down buttons in report/denial reasons page.

PHPBB3-12038
[ticket/12038] Use $move_executed in place of $db->sql_affectedrows().

PHPBB3-12038
[ticket/12038] Do not rely on stale order value to move items.

This makes it possible to move the items more than once with AJAX.

PHPBB3-12038
[ticket/11911] Warn admins when there is no search index for the selected engine

PHPBB3-11911
Merge remote-tracking branch 'nickvergessen/ticket/11911' into develop

# By Joas Schilling
# Via Joas Schilling
* nickvergessen/ticket/11911:
  [ticket/11911] Warn admins when there is no search index for the selected engine
Merge pull request #1913 from prototech/ticket/12055

[ticket/12055] Alternate table row background colors using nth-child rule.
Merge pull request #1889 from prototech/ticket/11963

[ticket/11963] Remove stale MCP notifications.
[ticket/12038] Free query results.

PHPBB3-12038
[ticket/12034] AJAXify notifications popup.

PHPBB3-12034
[ticket/12034] Add comma to end of array.

PHPBB3-12034
[ticket/12034] Move similar code in the two callbacks to separate function.

PHPBB3-12034