[ticket/12527] Remove language file editor form ACP

PHPBB3-12527
[ticket/12527] Remove editor from template

PHPBB3-12527
[ticket/12527] Restore missing files and variables check

PHPBB3-12527
[ticket/12527] Check whether the language exists

PHPBB3-12527
[ticket/12527] Remove unnecessary language strings

PHPBB3-12527
[ticket/12527] Use a proper language string on confirm screen

PHPBB3-12527
[ticket/12527] Fix "board’s language" vs "boards language"

PHPBB3-12527
[ticket/12580] Remove :link pseudo from a tag

removed the :link pseudo from a tag as due to specificity it prevents
classes from altering any properties set to it.

PHPBB3-12580
[ticket/12570] Add test for updating a config with the same value

PHPBB3-12570
[ticket/12570] Add a unit test to show broken sql_affectedrows()

PHPBB3-12570
[ticket/12570] Fix MySQLi affectedrows by specifying MYSQLI_CLIENT_FOUND_ROWS

PHPBB3-12570
[ticket/12570] Fix MySQL affectedrows

We always want the number of matched rows instead of changed rows,
when running an update. So when mysql_info() returns the number of
matched rows we return that one instead of mysql_affected_rows()

PHPBB3-12570
[ticket/12570] Add a test for set_array() and updating with the same value

PHPBB3-12570
[ticket/12570] Remove test for affected rows after SELECT

It's not supposed to work

PHPBB3-12570
[ticket/12570] Keep MySQLi procedural

PHPBB3-12570
[ticket/12592] Make hhvm run MySQL again.

PHPBB3-12592
Merge pull request #2492 from nickvergessen/ticket/12570

[ticket/12570] Fix updating a config with the same value

* nickvergessen/ticket/12570:
  [ticket/12570] Keep MySQLi procedural
  [ticket/12570] Remove test for affected rows after SELECT
  [ticket/12570] Add a test for set_array() and updating with the same value
  [ticket/12570] Fix MySQL affectedrows
  [ticket/12570] Fix MySQLi affectedrows by specifying MYSQLI_CLIENT_FOUND_ROWS
  [ticket/12570] Add a unit test to show broken sql_affectedrows()
  [ticket/12570] Add test for updating a config with the same value
Merge pull request #2497 from bantu/ticket/12592

[ticket/12592] Make hhvm run MySQL again.

* bantu/ticket/12592:
  [ticket/12592] Make hhvm run MySQL again.
[ticket/12600] Add @log to the dependencies of extension:show

PHPBB3-12600
Merge remote-tracking branch 'hanakin/ticket/12580' into develop-ascraeus

* hanakin/ticket/12580:
  [ticket/12580] Remove :link pseudo from a tag