Addded npm problem, formula, init demo.
Improved bash server.
Added Ctrl+C handler.
Fixed shell server "cd" command bug caused by the multi-process approach.
Improved stdin forward when process running on server.
added npm registry, shell improvements
Added some color to npm commands
Added pahtom js intro, formula.
Added casperjs example script.
Added phantom js demo.
Improved phantom demo file generation, ignored /tmp.
More naming imprevements. Simplified rasterize script.
Added casper and travis slides.
Added travis demo links.
Added travis os slide.