Bresenham line iterator
Added Wu line
Support for multiplayer keys
ugl: make Entity acceleration time dependent
Remove trace from Key
ugl: basic PatternArt: noise, gradient, stripes
changes to timer to allow chaining
added overloaded +,== operators for Point
optional text centering
added simple support for newlines in drawText
fixed multiline string bitmaps

fixed text line length issue
added custom key registration support, ComplexText with in-string color data processing