Added audio
Added streaming audio
Added more drawing options:
	drawPolygon
	drawEllipse
	drawRegularPolygon
Can now draw everything with rotation
x, y parameters in draw functions now represent the center in all functions
added GL interface
added better keyConverter MOAR KEYS
fixed Linux LinkingError --unupdated natives
images and FBO now use callists to draw stuff cause faster
added _deltaTime variable to tell the time between frames
added setBackgroundColour()
updated the documentation
added music samples
overhauled script.py to show off more aspects of PixelToy
images now have a getWidth() and a getHeight()