Assignment 2: Adjust playing logic to better handle both games
Assignment 2: Reorganise image resources in a folder
Assignment 2: Add FIXME later notes
Xcode: Fixed bug with first “pragma mark”
Xcode: Update gitignore to handle new internals files
Assignment 2: Properly update the cards UI of a Set game (Xcode 5)

Include upgrade to Xcode 5 and consequent tool/version updates to the 
storyboard.
Minor comment tweaks (Xcode %)
Assignment 2: Fix bad handling of shading enums