Removed saved results for this signature

    Args:
        vcs (easyci.vcs.base.Vcs)
        signature (str)
    Raises:
        ResultsNotFoundError

def remove_results(vcs, signature):
    """Removed saved results for this signature

    Args:
        vcs (easyci.vcs.base.Vcs)
        signature (str)
    Raises:
        ResultsNotFoundError
    """
    results_directory = _get_results_directory(vcs, signature)
    if not os.path.exists(results_directory):
        raise ResultsNotFoundError
    shutil.rmtree(results_directory)