Start of ghost bomb movement and explosion.
Start of ghost bomb movement and explosion.
Ghost lanterns (enemies) now move around the grid.

They move randomly in one of the four cardinal directions.  The
movement is almost effective at allowing them to travel on the board.
Merge branch 'enemies' of github.com:jdkaplan/lost-underground into enemies

Conflicts:
	js/Game.js
Tweaks to enemy movement
Merging enemies with (friends :D ) master branch