[ticket/7707] Add get_username_string() where possible

PHPBB3-7707
[ticket/7707] Remove unnecessary variables

PHPBB3-7707
[ticket/7707] Add get_username_string() once more

PHPBB3-7707
[ticket/7707] Remove unnecessary variables

PHPBB3-7707
[ticket/12043] Sort Extensions by Display Name in ACP Extension mananger

PHPBB3-12043
[ticket/12043] Correct try/catch exceptions for invalid extensions

PHPBB3-12043
[ticket/12043] Fix order of disabled extensions in unit tests

PHPBB3-12043
[ticket/11962] Resize posted images to fit and give them a class

PHPBB3-11962
[ticket/12333] Add Template Event overall_header_body_after

PHPBB3-12333
[ticket/12337] Update jQuery to version 1.11.0

PHPBB3-12337
[ticket/12333] Change event name

PHPBB3-12333
[ticket/12339] Add Event core.page_header_after

PHPBB3-12339
[ticket/12337] Fix jQuery update migration file

PHPBB3-12337
[ticket/7707] Add comma to last entry of arrays

PHPBB3-7707
[ticket/12341] Add tests for get_username_string()

PHPBB3-12341
[ticket/12342] Use prop() instead of attr() for boolean properties

PHPBB3-12342
[ticket/12342] Fix Find a member show / hide script

PHPBB3-12342
[ticket/12342] Fix the Custom Dates function in UCP Prefs Global

Function was being called before dE() function exists,
causing it to fail. Should be called when the page/window
is ready.

PHPBB3-12342
Merge branch 'ticket/12341' into ticket/12341-ascraeus
[ticket/12341] Update test with new class name and dependencies

PHPBB3-12341