[ticket/12646] Add data-f attribute to breadcrumb links

PHPBB3-12646
[ticket/12646] Changed index/home data attr & updated subsilver

PHPBB3-12646
[ticket/12680] Adds alternative text to contact icon in viewtopic.php

PHPBB3-12680
[ticket/12680] Adds second alternativ text and font-size: 0 to remove text

PHPBB3-12680
[ticket/12646] Add check for navlinks.FORUM_ID

PHPBB3-12646
[ticket/12646] Changed to navlinks.MICRODATA

PHPBB3-12646
[ticket/12680] Adds alternativ text with new variable to contact:

PHPBB3-12680
[ticket/12680] Removes unnessesary $user->lang from CONTACT_USER

PHPBB3-12680
[ticket/12563] Changes 2 language variables to better understandable names

PHPBB3-12563
[ticket/12563] Removes strintf in acp_styles.php and shorts up <a>

PHPBB3-12563
[ticket/12563] Removes ending . from <a>

PHPBB3-12563
[ticket/12680] Little changes, but some issues are still there

PHPBB3-12680
[ticket/12608] Improve notifications drop-down menu styling in header

PHPBB3-12608
[ticket/12608] Updated tests

PHPBB3-12608
[ticket/12608] Add styling (CSS class) options to notifications

This will allow different notifications to have different styles

PHPBB3-12608
[ticket/12608] Clean up whitespace

PHPBB3-12608
[ticket/12608] Improved LTR and various bugfixes

PHPBB3-12608
[ticket/12608] Remove somewhat redundant reported color style

PHPBB3-12608
[ticket/12608] Changed get_styling() to get_style_class()

PHPBB3-12608
[ticket/12608] Add subSilver

PHPBB3-12608