Add missing specs
Switch from macros for building to c functions
OCMock -> OCMockito
Fix travis yml to only update xctool when not latest version
Added integration specs for the main factory gentleman calls
Test abstract class (mostly to complete code coverage)
[#21] Allow object subscripting for setting simple values
Add nil values to definition builder
[#20] Allow sub-builders in assoc field definition
Make definition builder slightly less verbose
DRY up unit tests
AllowReadonly now flag
Update examples
Bump version to 1.2.0