Added a Deck class
The Deck class consists of a string, which is the name of the deck, and a list of Integers, which are the cards contained within the deck.  I also wrote test cases for this, and removed the defunct Deck and Card classes, and the defunct DeckTest.

Committed by: Alec Thompson - ajthompson
Merge pull request #181 from ajthompson/dev-deck

Added a Deck class