added extra detail to map to test lighting
added some texture generators
added some textures
added warrior artwork
added body part images for warrior
changed default character to be warrior (currently a copy of walk_demo)
working animation of hand drawn character
separated functional programming library into its own file
smooth turning
shorter walk
tweaked walk
private transformations that do not affect children in the scene graph
re-enabled filtered rendering
antialiasing pixelation filter
removed the unused pixel fade parameter