[feature/prosilver-cleanup/duplicate-colors] Removing duplicate colors

Removing color values from files other than colours.css

PHPBB3-10619
[feature/purge-cache] Allow all admins to purge cache

Allow all administrators to purge cache

PHPBB3-10659
[ticket/10510] Moved quick-mod tools markup to template.

PHPBB3-10510
[ticket/10510] Updated quick-mod conditional in subsilver2.

It was still trying to use the old conditional, which was referring to a
variable which had been removed.

PHPBB3-10510
[ticket/10510] Moved quick-mod tools into a loop.

PHPBB3-10510
[ticket/10510] Fixed a bug where quickmod tools weren't being displayed.

It was referring to some template variables that were removed in a
previous commit. Changed!

PHPBB3-10510
[ticket/10510] Added phpbb_add_quickmod_option and moved existing to it.

PHPBB3-10510
[ticket/10510] Made a couple improvements to phpbb_add_quickmod_option.

PHPBB3-10510
[ticket/10510] Shortened an if statement.

Replaced an isset() and var check with a !empty.

PHPBB3-10510
[ticket/10510] Moved a $user->lang call into the function.

PHPBB3-10510
Merge branch 'develop' into feature/prosilver-cleanup/duplicate-colors

* develop: (117 commits)
  [task/travis] Refactor php version check for dbunit install
  [task/travis] Exclude functional and slow tests
  [ticket/10719] Revert "Skip functional tests on PHP 5.2"
  [task/travis-develop2] Update version from 5.3 to 5.3.2
  [task/travis] Dropping support for 5.2 in develop branch
  [task/travis] Some more small travis fixes
  [task/travis] Rename travis phpunit config files
  [task/travis] Fixing some travis issues
  [ticket/10684] Adjust function and parameter name, minor changes.
  [task/travis] Add automated testing to readme
  [task/travis] Removing development information
  [task/travis] Adding Travis Continuous Intergration Support
  [ticket/10704] minor typo in a comment
  [ticket/10717] Fix profile field sample in prosilver´s memberlist_view.html
  [ticket/10691] Fixed the speed of creating search index
  [task/php54-ascraeus] Bring p_master#module_auth into PHP 5 era.
  [task/php54] Disable E_STRICT in Olympus when running on PHP 5.4.
  [task/php54] Refactor error_reporting call slightly.
  [ticket/10690] Fix undefined UNAPPROVED_POSTS_ZERO_TOTAL in queue
  [ticket/10689] Fix "First character"-option in "Find a member"-search
  ...

Conflicts:
	phpBB/styles/prosilver/theme/cp.css
[ticket/10510] Added docs to viewtopic quick mod tools array.

PHPBB3-10510
Merge branch 'callumacrae/ticket/10510-' into develop
Merge remote-tracking branch 'cyberalien/feature/prosilver-cleanup/duplicate-colors' into develop
Merge remote-tracking branch 'cyberalien/feature/purge-cache' into develop
[ticket/10270] Added JavaScript popups and basic AJAX functionality to PHP.

This commit adds the phpbb object (JavaScript), and alert and confirm box
methods. It also adds the first basic AJAX functionality, to deleting posts
in viewtopic.

PHPBB3-10270
[ticket/10271] Added phpbb.confirm_box (JavaScript).

As well as adding the method, this commit also changes the previous commit
so that deleting a post from viewtopic uses this method, too. This commit
has also made some improvements to phpbb.alert and phpbb.confirm.

PHPBB3-10271
[ticket/10272] AJAXified most links.

This commit makes some significant changes to the phpbb.confirm_box function
(namely, removing some duplicate code), and also manually adds most link
to the phpBB AJAX functions.

PHPBB3-10272
[feature/ajax] Cleaned up AJAX-related JavaScript.

Mostly just added comments, but has cleaned up some actual code too.

PHPBB3-10270
[ticket/10273] AJAXified approve / disapprove posts (in viewtopic).

This commit AJAXifies the moderator approval functionality, and adds it to
viewtopic instead of the MCP. This commit has involved some language changes,
which may affect fallbacks.

PHPBB3-10273