added all test suites for DataMapper (includes Selector).
shorten/simplified the relation info names.
created contact.csv for Contact model/table.
added a relationshiop, contacts.
fixed plurals: contacts' and friend's.
moved setup table to model.
fixed class name: changed name Model_Property to Model\Property.
created friends.csv for Property/Presentation/Persistence tests.
removed Tags relation which is not going to be used in the model tests.
added $forge option for getSelector; exploring new way to
setup choices for Selectors.
test on serializing model (and dbaccess objects as well) and still works.
Contacts model for testing.
initial implementation of Contacts model.
moved getFriendData to model.
set @var for un-serialized object. (suppress warnings).
added tests using Contacts; added info/type column.
tests basic Contacts model's persistence functions.
uses 3 datasets for testing. maybe easier to see the result in database.