[ticket/11224] SQL cache destroy does not destroy queries to tables joined

https://tracker.phpbb.com/browse/PHPBB3-11224

PHPBB3-11224
[ticket/11224] Fix returned data

PHPBB3-11224
[ticket/11224] Fix the blank line after ?>

PHPBB3-11224
[ticket/11224] Fix coding style

PHPBB3-11224
[ticket/11224] Remove new line in acm_memory.php

PHPBB3-11224
[ticket/10729] Update post_edit_user when user being deleted

PHPBB3-10729
[ticket/10729] Update message_edit_user when user being deleted

PHPBB3-10729
Merge branch 'ticket/10729' into ticket/10729-2

Conflicts:
	phpBB/includes/functions_user.php
[ticket/10729] Update *_delete_user when user being deleted

PHPBB3-10729
Merge pull request #2350 from Nicofuma/ticket/11480

[ticket/11480] PM : "Unknown folder" returned when inbox folder is full

* Nicofuma/ticket/11480:
  [ticket/11480] Move the test into get_folder()
  [ticket/11480] Fix the double spaces in phpbb_functional_test_case
  [ticket/11480] Fix typos
  [ticket/11480] Add functionnal test
  [ticket/11480] PM : "Unknown folder" returned when inbox folder is full
[ticket/12961] Add link in anti-spam ACP page to titania

PHPBB3-12961
[ticket/12961] Change url to https://www.phpbb.com/go/anti-spam/

PHPBB3-12961
[ticket/12961] Change url to anti-spam-ext

As per IRC suggestion

PHPBB3-12961
[ticket/12961] Refactor lang entry

PHPBB3-12961
[ticket/12961] Move link to language file

PHPBB3-12961
[ticket/12993] Improve get_user_ranks

Explanation in http://area51.phpbb.com/phpBB/viewtopic.php?f=108&t=46051

PHPBB3-12993
[ticket/12993] Fix user_loader and memberlist

PHPBB3-12993
[ticket/12993] Rename to phpbb_get_user_rank

PHPBB3-12993
[ticket/12993] Fix includes of functions_display

PHPBB3-12993
[ticket/12993] Return an array instead of reference passing

PHPBB3-12993