C++ GET/POST, Diceapp and python diceapp

C++ GET/POST, plus diceapp. Also added READMEs for all sections with how to install/use the libraries used in the programs.

@bdonald25 
That line just makes a link in the HTML to the project that a user submits to.
So if I submit to project 929, I make a link to
http://rsense-dev.cs.uml.edu/projects/929
in the HTML.