Made setTransparency and setWireframe more flexible.
Merge pull request #26 from tsherif/transparency_signature

Made setTransparency and setWireframe more flexible. Closes #22.
Cleaned up createColorArray code. Closes #27.
Merge pull request #28 from tsherif/create_color_array

Cleaned up createColorArray code. Closes #27.
Merge pull request #30 from tsherif/master

Created a simple node server for examples. Closes #29.