[ticket/11345] Change font for buttons

Change font to Open Sans

PHPBB3-11345
[ticket/11345] Add Droid Sans as fallback font

PHPBB3-11345
[ticket/11345] Move css import to template

PHPBB3-11345
[ticket/11345] Wrap remote webfonts in S_ALLOW_CDN.

PHPBB3-11345
[feature/plupload/deps] Adding parts of plupload_1_5_7.zip

PHPBB3-10929
[feature/plupload/deps] Add information about Plupload to AUTHORS.

PHPBB3-10929
[ticket/11345] Don't include scheme, so HTTPS is used where necessary.

PHPBB3-11345
[ticket/11663] Make generate_text_for_storage return the errors.

generate_text_for_storage does not return anything, all returned values are outputted using the parameters so this uses the returned value with the same idea as many C language functions where the returned value is if all went well or not and if it didn't what went wrong.

PHPBB3-11663
[ticket/11786] Fix typo and ugly English in the notification system PHPDoc

The notification system contained two PHPDoc lines that needed improvement.

PHPBB3-11786
[ticket/11786] Fix PHPDoc documentation of a few events

Fixed some PHPDoc errors I noticed while working on the karma extension.
Mostly spacing issues or omitted characters, though there was one description
that made no sense at all.

PHPBB3-11786
[ticket/11786] s/@return void/@return null in content_visibility.php

The file phpbb/content_visibility.php still contained a few instances of
'@return void' in its PHPDoc blocks, fixed. Thanks to JoshyPHP for reporting.

PHPBB3-11786
[ticket/11786] Further improve wording in phpbb/notification/type/quote.php

Further improve wording in phpbb/notification/type/quote.php per suggestion of
imkingdavid.

PHPBB3-11786
[ticket/11663] Add the doc block about the return value.

generate_text_for_storage does not return anything, all returned values are outputted using the parameters so this uses the returned value with the same idea as many C language functions where the returned value is if all went well or not and if it didn't what went wrong.

PHPBB3-11663
[ticket/11663] Add the doc block about the parameters.

PHPBB3-11663
[ticket/11621] Remove mysql extra indexes

Remove post_text index as post_content index is sufficient to search post
text.

PHPBB3-11621
[ticket/11850] Fix $user->page on pages through the controller

PHPBB3-11850
[ticket/11850] page_name contains controller request rather than query string

Fixing tests

PHPBB3-11850
[ticket/11850] Add test for outside of the phpBB directory

PHPBB3-11850
[ticket/11850] Fix extract current page test

PHPBB3-11850
Merge branch 'develop' of git://github.com/phpbb/phpbb3 into ticket/11786