move storeLastPosition to set destination
Merge pull request #5 from PhilVargas/board-tdd

Board tdd
Merge branch 'master' of https://github.com/PhilVargas/js_game_of_afterlife into game-debugger
rename pathfinder inputs to properly reflect current location and friendly location (switched the two inputs)
remove debugger text from pathfinder
fix movePerpendicularTo in pathfinder
fix length type on isvaliddestination
remove debugger text