[Client] Properly cleanup container slots
[Common] Added missing loader implementations
[Client] Display gem bonus unit in item tooltip
[Client] Implemented new resource management for graphic resources
[Client] Use global update queue for tooltips
[Client] Use global update queue for skill updates
[Client] Use global update queue for number select popup
[Client] Use global update queue for inform display
Merge branch 'master' of github.com:Illarion-eV/Illarion-Java
[Client] Use global update queue for inventory updates
[Client] Fixed infinite recursive function call
[Client] Fixed nullpointer exception in inventory handler
[Client] Fixed synchronization issue when changing the location
[Client] Use global update queue for chat handler
[Client] Implemented new method for showing and hiding tile levels
[Common] Added Marvin Kopp to the credits
[Client] Improved performance of hiding check
[Client] Fixed minor bug at the check for hidden groups
[Client] Fixing dragging issue with the container
[Client] Fixed inside/outside reporting to weather