clean up warnings after adding iPad support
HW7. Rename Route to Route1. This is to free Route name for Core Data object
output  app folder to log
HW7:
* Route: create managed class (derived from NSManagedObject)
* AppDelegate: initialize Core Data for persistent storage - based on Apple example `Recipes`
* add coreDataSandbox - insert new route, fetch all routes.

* play with colour of Status Bar