#942:Remove obsolete language strings. Thanks altjo.
Fixed line endings.
#949: Use \r\n for SMTP emails, PHP_EOL for local.
#949: Remove FORUM_EOL constant.
#949: Improve pun_linebreaks() method.
#951: Fix regex for [url][img]. Thanks GeonoTRON2000 for patch.
#949: Replace mail line endings correctly, shorten code.
#949: Reintroduce FORUM_EOL for weird mail programs.
#936: Add database field for moderator setting to promote users.
#936: Add admin management for moderator setting to allow promoting users.
Merge pull request #99 from Quy/936

#936: Add new group permission to allow moderators to promote users
#935: Add backend action to promote a user if he is ready.
#935: Simplify promotion query.
#810: Improve unread forums tracking
Merge pull request #100 from Quy/810

#810: Improve unread forums tracking
#810: Remove tabs; change order to match previously
Merge remote-tracking branch 'original/master'