Critter: made drawWhisker() and draw3Whiskers() private. Added
draw6Whiskers() method 
Cat and Rabbit: in drawNose, replaced 2 invocations of draw3Whiskers()
with a single draw6Whiskers() method
Merge branch 'master' into catsrabbits
Commented out most of BaseballBatWeapon.  Had syntax errors, but this
class isn't in use yet.  Just to make it easier on everyone to run the
game.
Merge branch 'master' into catsrabbits
let BatsEverywhere draw CritterGroups