Crude shading algorithm, needs a lot of work
Merge pull request #1 from lkesteloot/master

Add spinning cube.
class for handeling vectors added
Added light and material class, haven't been implemented fully.
Added light and material class, haven't been implemented fully.
Added light and material class, haven't been implemented fully.
Changed applyLight method so that multiple lights can be added
Fixed a few problems with Light class
Fixed issue in apply Light
Delete README
added new README
Update README.md
Update README.md
Added full graphics3d Documentation
added fillPrism method
Update README.md

Added fill prism
Fixed lights accumalating in array when using a global instance of the graphics3D class
Light reach added
Gels can be added to lights, this will allow for more accurate ambient light
Added ambient light