removing some commented shapes
make a line have any number of points
lighten up the scene
make textures and colors conditional so both don't have to be provided
turn a JSON object into a shape
fix Ellipse, begin ExtrudedEllipse
store the earth angle in radians so it doesn't have to be converted all the time
testing out a JavaScript inheritance idea
move all the functions to be methods on the global gl object
a demo file to show how to use the system
the gl object is glogal
variable consolodation
more reorganizing
the texture was drawing backwards
no need to store extra variables
Merge branch 'gl-class'

Conflicts:
	webgl.js
how did that get deleted???
a file dedicated to math helpers