added a once opened db connection identifier
changed the contact creation method to use unum messages and added a GET \contact method which is actually not tested
changed the contact name to be unique
added a static method updateContact. still working on it
added q and async to the modules
changed the test names to be more understandable
exports all the enum module objects for the app
enum with codes and messages for contact and group persistance
index exporting all middleware modules for the app
added a post middleware for after saving a contact to update the groups
taken notes from the mocha documentation init