Minor cosmetic changes after playtest
Made cleaning cost energy
Added check to see if the player still has food when eating
Changed mood and energy to use a simple descriptor
decorate functions with int args instead of calling sanitize
Add discaimer
Add intro message about saving money
Add message describing end game
Tweaked spending spree to subtract money rather than set it
Recognize commands that fail due to bad arguments as failed commands
Change eval to exec
Display money only in the status bar, display diffs everywhere else