Zmodyfikowano poruszanie kamerą.

W = UpArrow => MoveForward
S = DownArrow => MoveDownward
A = LeftArrow => MoveLeftward
D = RightArrow => MoveRightward
Q = PgUp => MoveUpward
Z = PgDown => MoveDownward

MouseRightButton (hold) => Turn

Signed-off-by: Grzes <kabza.grzegorz@gmail.com>