We want to skip these tests if previous tests failed or were skipped,
but current impl depends on unittest specifics. Move it to pytest
Signed-off-by: Cole Robinson <crobinso@redhat.com>
Makes 'pytest' and 'pytest --cov' work for the standard tests.
uitests run with `pytest --uitests --cov=virtManager`.
test_urls.py, test_dist.py, test_inject.py need to be invoked like
pytest $PATH
Signed-off-by: Cole Robinson <crobinso@redhat.com>