moved more logic int Playere
more tests
Merge remote-tracking branch 'upstream/master'
Merge branch 'separating_player'
fixed ThreadedGame creating lock inside state
Merge pull request #29 from afffsdd/master

Fixed cutoff text in render.py
Merge pull request #33 from mpeterv/master

Incorporated Player class
improved is_valid_action; fixes #32
calculate delta in apply_actions
better pep8 conformance
don't be fooled by classes extending list