Added a utility class that will handle file storage for Loan&Reservation lists
Fixed Offline Crash bug
Implemented offline storage for Loans&Reservations

TODO:
When Offline:
Notify user that he/she is offline.
Disable onclick events for menu items.
Hide buttons.
Fixed Offline Crash bug for widescreens.
Added notifications to user that he/she cannot use functions.
Disable onclick events for menu items when offline.
Disable onclick event for CheckIn&CheckOut buttons when offline
Added generic not connected message to string.xml.

Know bugs:
If you loose connection while you are getting the loans,reservations and title details, you will crash.

Issues:
The reservation status might confuse the user if he/she is offline.
Conflicts:
	res/values/strings.xml
Merged stuff and updated project.
Merge pull request #56 from yaster77/master

Offline storage implementation and offline crash fixes