MODIFIED: started moving information

Started moving information from trusted contact to numbers class.
MODIFIED: removed all information from tc

Removed everything that is needed to be moved to trusted contact. Tons of errors to fix now.
FIXED some more of the errors

Fixing errors resulting from the transfer from trusted_contact to numbers.
FIXED: all of the errors in the db accessor

Fixed all of the erros from transfering the info from trusted to number.
MODIFIED: finished fixing errors
FIXED: bugs for message view

Found and fixed a bug with opening message view, and found and fixed a bug for exchanging keys in message view.
FIXED: some bugs with updating contacts.
MODIFIED: removed unnessary comments
FIXED: bug in adding new numbers

Found and fixed a bug in adding new numbers to a contact. Numbers would not be added. Also, added a popup menu to contacts have have more than 1 number upon clicking to change to trusted.
Merge branch 'master' of github.com:tinfoilhat/tinfoil-sms into multiple_number_fix
ADDED: a button to manageContacts

Added a button in the xml layout to initiate the key exchanges.
FIXED: message deletion bug

Message are no longer deleted when a number is updated.
MODIFIED: ManageContacts

Now keeps track of the list of numbers that have been selected to start key exchange or to no longer trust.
ADDED: array lists to  keep track of numbers

Added array lists which keep track of the numbers that the user has select in the ManageContactActivity.
Merge branch 'master' of github.com:tinfoilhat/tinfoil-sms into multiple_number_fix
ADDED: KeyExchange thread

This has not yet been tested but the thread currently just runs through the differnt numbers (first trusted contacts that are being removed from the trusted list, and second the untrusted contacts that need a key exchange). The key exchange still needs to be implemented with sms and the receiver needs to be set up to accept key exchange messages and handle them properly.
FIXIED: the thread to properly update keys

Fixed the thread so it properly exchanges keys and actually cancels the loading dialog.
FIXED: a bug in updating key

Fixed the id row to match to the trusted_contact row's reference number rather then the message rows id number.
MODIFIED: adjusted some of the comments
ADDED: copyright to new files