[ticket/12013] Use new dropdown for quickmod tools and jumpbox.

PHPBB3-12013
[ticket/12013] Use path helper.

PHPBB3-12013
[ticket/12013] Use DEFINE instead of Twig's set.

PHPBB3-12013
[ticket/12013] Use the correct variable for the forum id.

PHPBB3-12013
[ticket/12013] Add missing class to place the buttons on the rightside.

PHPBB3-12013
[ticket/12013] Update to use the new .button class.

PHPBB3-12013
[ticket/12013] Prevent the dropdown scrollbar from overlapping the content.

PHPBB3-12013
[ticket/12013] Remove obsolete jumpbox and quickmod CSS.

PHPBB3-12013
[ticket/12013] Add moderator tools icon.

PHPBB3-12013
[ticket/12013] Clear the jumpbox.

PHPBB3-12013
[ticket/12013] Fix functional tests.

PHPBB3-12013
Merge branch 'ticket/12013' of https://github.com/prototech/phpbb into prototech-ticket/12013

Conflicts:
	phpBB/styles/prosilver/theme/buttons.css
	phpBB/styles/prosilver/theme/common.css
	phpBB/styles/prosilver/theme/images/icons_button.png
Merge branch 'prototech-ticket/12013' into test/all