Add fieldName element as injection qualifier
Documentation for annotation element usage
Add fieldName qualifier to support injection

Add optional fieldName qualifier to disambiguate injection of multiple
mocks of same type to different target fields in the TestSubject. Inject
all qualified mocks first, disallowing duplicate or unmatched
qualifiers. For the remaining fields, inject unqualified mocks,
disallowing multiple assignments to the same field. Extract and
reorganise injection routine into more focussed helper classes.
Correct test expectation order
Merge pull request #4 from Todderz/qualified-injection

Qualified injection