Authentication via HTTP Header
Changes to message action:
- Added optional possibility to authenticate which fills new field 'notification'
- Removed html from fields username + subject
Changes to notification-status action:
- Renamed fieldname 'notificationEnabled' to 'notification'
- Added handling for 404 errors
Fixed crash, if mservice.request.authenticate was called and no authorization headers were present
Added fields 'topic', 'lastMessage', 'mods' to boards action
Converted tabs to spaces (F*ck you sublime)
Added lastUser action