removed
folded junkyard into game class
a debug mode command for a debug mode
screen now keeps track of icons and keymaps
added a system clear, a longer update sleep time and an auto screen close after init
adjust spacedozer initialization to match new screen and game format
update spacemap for new game structure
a cell class for handling the entity locations and finding neighbors and valid moves
updated entity and moved all location and neighbor handling to cell
removed unused requires