User's Guide Feedback

[blackdot]

This is just something very small, but i thought as the docs are growing we users might spot one or two things in the future and could post them here.

under "GLSLShader" there is an old link http://glsl.heroku.com. they seem to be at http://glslsandbox.com/ now.

[Magic]

Ah, good catch. Thanks for that .