Test coverage for vnccollab.content.form

vnccollab/      covered 92% (31 of 409 uncovered)
    content/      covered 92% (31 of 409 uncovered)
        form/      covered 95% (3 of 68 uncovered)
            raptus_autocomplete.py      covered 95% (3 of 67 uncovered)
            __init__.py      covered 100% (0 of 1 uncovered)