Changed AAUserDataManager interface and made changes to user phonebook immediate

Changed delete to remove for naming consistency
Added pragma marks to data manager
After user removes or adds a contact to address book change is immediately saved
Adding a user contact multiple times only results in one local database entry

Removed createContact from AAUserDataManagers public interface
Added createContactWithFirstName:lastName:contactID to AAUserDataManager
Updated AAUserDataManager.h to reflect new methods and naming conventions
Preparing for merge with AAContacts
Merge branch 'AAContacts'

Conflicts:
	Steps.xcodeproj/xcuserdata/tom.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist