#82 Deleted DestinationActivity and activity_destination.xml. Migrated code over. User can reach screen and see all xml items, many bugs, can't proceed to ResultsActivity
#82 I DUN GONE AND TURNED IT UPSIDE 'ROUND
Integrated and combined to a point where this is closed and bugs should be created, closes #82
Fixed keyboard bug, rounded button corners, rearranged some OriginActivity code. Closes #87
Used callbacks to complete validation flows. Closes #91
Removed test button
Updated persistence model for Origin -- possible issue with persisting
destinations.
Fixed logic behind loading Origin from persisted storage.
Successfully storing/persisting destinations in the AddressModel.

Known issue where an initial empty dest row is not displayed when Routy
first starts.  Workaround: close Routy and re-open.
Fixed issue with restoring an empty destinations list.
Persisting/restoring Origin and Destinations correctly with MVC pattern!
 Fixes
#92.
testing
Fixed noob messages to reflect the new UI. Also added a string for the
origin not entered error message (the fragment for this hasn't been made
yet)
Added powered by Google logo to splash screen
Fixed powered by to display on all phones - need to check with everyone
if the size/placement is good.
Reworked splash screen to better fit all devices and removed unused
drawables
Unvalidated ORIGIN address persisting and restoring correctly.
Destination entry working correctly.  UI details still rough. 
Known: destinations currently not being persisted.
Removed "Add Destination" button.  Not needed anymore -- woohoo!
Fixed origin validation/persistence/behavior.  Known issue where origin
and destination validations are not using a lat/lng centerpoint.