Updated code for iOS 8.1 source SDK
Added Network Controller
Added Repo & User NSManagedObject classes
Moved Core Data code outside of AppDelegate to CoreDataManager singleton class
Extended CoreDataManager class
Changed Managed objects class names
Added Repo & User extensions
Altered extensions
Modified User class (temp)
dataTaskWithRequest completion code is wrapped into GCD main queue block
modified .gitignore
modified .gitignore
- Created GithubNetworking class which is used to connect to Github
Added authorization code