adding npm install for unit tests
adding npm install for unit tests
Merge branch 'master' of github.com:bmceldowney/crossroads
adding support for different states
Merge https://github.com/bmceldowney/crossroads
Merged with Ben's 928f5b33c16136e8c51c1f0e6906e67777cab683
Creeps won't walk through each other anymore. They only move towards unoccupied nodes.