Commit #1 in AI - Arturo Brach

See description form Commit #1
Add basic classes of AI

Most of the basic classes that I thought were necessary. The unit class
in sort of a place holder and is being revised by Mark. Most notable is
the Reputation class that hold the reputations for all the players in
the game.
Updated Reputations and Command Queue

Updated the reputation classes but still not finished. Commands are
being sorted into a Priority Queue. Still working on finalizing it.
Added my code to branch

Added my code to branch