Add instructions to install Vundle.
Support color in screenrc.

This change makes molokai color scheme available in vim when invoked in
a screen.
Add a starter script for Troy to work with.

We're teaching! This is a sample script for Troy to work with and get
started with Python by writing an installer.
Color fixes

vim + screen aren't playing nicely together with color more. Still have
issue where vim bg color lingers in terminal afterward.
Fix bgcolor and clear screen on vim exit
Adding changes to screenrc to work from Linux term
Enable dircolors in screen.
First attempt