add custom action bar to contacts activity
get rid of the add-contact item in the options menu
move next-birthday logic to ContactEntry
ContactEntry -> Contact
sort list by next birthday
use standard date-formatting
calculate 'in X days'
use days-till-bday when ordering contacts. Using Calendars/Dates does not work as it will treat a contact whose bday is today as if its bday has passed once now > bday
s/getContacts()/listContactsByBirthdays()
centralize the calculation of the 'in X days' message
get rid of dead code
keep the contacts list-view sorted
respond to 'share contact'
parse the vcard
create a new contact from the vcard, and edit it