Make scripts executable, and combine run-headless.py with run.py using argparse module with an optional command line argument, ‘—headless’ (‘-H’), to skip rendering.
added user_modules to settings
added random to settings.user_modules
Restructure as installable package, rgkit (e.g., install using ‘pip install git+<repo_name>’)
Merge branch 'master' of https://github.com/cgearhart/rgkit into cgearhart-master
remove temporary recursion fix
added unit test for overlapping robots
Merge pull request #23 from bsuh/master

Remove defunct code and add a unit test for overlapping robots
added saving robot state and a unit test for it