Made changes to position string format in atlas plist to abide by standard format.
Started #60 - Preliminary saving mechanism using Core Data.
Player's health is now recorded as a save, but is working off the New Game for now. Need to create a Continue game for this to fully work
Added a continue game menu button.
Fix bug where exitting from world map menu didn't show continue
Merge remote-tracking branch 'origin/master'

Conflicts:
	Classes/Layers/BattleLayer.m