moved update to updateJob

DO NOT RUN IT WON'T WORK
fixed many bugs

still needs a constant framerate in the Update thread
Added Static TPS for the update thread
Added a tick method to Game
Moved input, and tick methods to the new loop

those run with a fps of 60, while the game tick will run at 20 fps
Merge pull request #8 from thomaslauer/update-thread

Update thread