Fix list range issue with tons of nodes.
Test code update.
Merge branch 'master' of github.com:AlexMalmberg/pyweek18-aiwars
Movement helpers.
Helper function for sign of int.
TODO update.
Unit basics.
Merge branch 'master' of github.com:AlexMalmberg/pyweek18-aiwars

Conflicts:
	run_game.py