Merge remote-tracking branch 'upstream/master' into js/modalDialog
Enabled disclaimer for logged in users

See
http://beta.woltlab.com/index.php/Thread/1191-Nutzungsbestimmungen-Disclaimer/
Merge branch 'js/modalDialog'
Merge branch 'master' of github.com:WoltLab/WCF
Merge branch 'master' of github.com:WoltLab/WCF
Merge branch 'master' of github.com:WoltLab/WCF
Merge branch 'master' of github.com:WoltLab/WCF
Shows an inline spinner when searching
Implemented possibility to set an archive comment
Fixed overflow issue

Fixes #1454
Merge branch 'master' of github.com:WoltLab/WCF
Fixes page links in templateList with active application filter
Improves last commit
Fixed encoding of SystemException
Remember the last 3rdParty provider used
Properly removing Emojis in messages
Mobile optimization
Merge branch 'master' of github.com:WoltLab/WCF
Added style preview images
Fixed date calculation