Deleted default viewController class
Core Data model added with NSManagedObject classes.
Changed Transport class name to BoardingCard
Added json file with boarding cards. Added gate property to the BoardingCard class. Added core data classes to app delegate.
Added Journey class. Added categories for the model classes.
Added more categories for the model classes.
Merge branch 'feature/model' into develop
View Controllers added.
Merge branch 'release/1.0'