Added missing permission check

http://voolia.de/support/index.php/Thread/526/
travis
Add the <excludedpackages>-tag for WCF 2.1

see
http://www.woltlab.com/forum/index.php/Thread/224640-Burning-Board-4-0-5
-Community-Blog-2-0-5-Community-Gallery-2-0-0-Beta-2-und-Wolt/?postID=13
36917#post1336917
Several improvements
Several improvements
fix travis error
Merge branch 'master' into 1.1.0