Created fake group API
Code Cleanup
Moved fake_go_groups into fake_go_contacts
Separated fake contacts and fake groups
Put fake group and contact classes into same package. Allowed fake group and contact classes to handle their own requests
FakeContactsApi shouldn't inherit anymore
Code cleanup
Cleaned up dispatch
Moved _data_to_json as module-level function
Reverted check_fields and added make_contact_dict and make_group_dict as static methods to FakeContactsApi
Forgot to add self to parameters when removing static from method.
Cleanup from static method change
Merge branch 'feature/issue-20-add-fake-group-api' into develop