Merge pull request #95 from vvbalashoff/master

NewGameState is calculated using render size now
Texture resize() and fitTo() methods implemented
Player currentHand() method implemented
Refactoring
Inventory state items drag
Skills formulas changed
Merge pull request #96 from vvbalashoff/master

PlayerEditState is calculated using render size now
Opcode80CBHandler added
Opcode80BAHandler added