webgl lesson 0 finished

Now it's easier to get your browser up to learn webgl
http://learningwebgl.com/blog/?p=11.
webgl is enabled by deafault in chrome (devel) and firefox beta

The biggest news is that the Mozilla and Chrome teams have turned WebGL on by default in their latest beta builds, for versions 4 and 7 respectively

http://learningwebgl.com/blog/?p=2611