added Cat and Rabbit critter classes, plus textures
added Critter abstract Superclass for Cat and Rabbit classes, may also
be useful for Bat if you want
renamed first rabbit fur texture, changed texture setup in Cat and
Rabbit to use jpg files
started draw methods
updated
moved fur textures to a new package
modified String input parameter for texture
*
adjust whisker lengths
Rabbit: shrank the Rabbit by reducing constants, translation distances,
and scaling factors in the draw methods 
Cat: created drawBody method, began drawWholeBody and drawHead methods 
Critter: no changes
updated catsrabbits branch version of Building to master's version. Then
updated setupTexture in Cat and Rabbit constructors to use 3-operand
version of the method
Merge branch 'master' into catsrabbits
added fireball class to catsrabbits branch
Merge branch 'master' into catsrabbits
Critter: changed drawEars so we can draw ears without necessarily
enabling GL_TEXTURE_2D 
Cat: completed drawHead and drawEars methods 
Rabbit and Cat: revised drawHead so that enable GL_TEXTURE_2D is outside
drawEars method in drawHead method
Merge branch 'master' of https://github.com/ProfAmesBC/Game2013.git