'Load the checks, returning the names of the checks that were loaded.'

def LoadChecks(self):

    checks.CheckRegistry.Clear()
    check_configs = ('sshd.yaml', 'sw.yaml', 'unix_login.yaml')
    cfg_dir = os.path.join(config.CONFIG['Test.data_dir'], 'checks')
    chk_files = [os.path.join(cfg_dir, f) for f in check_configs]
    checks.LoadChecksFromFiles(chk_files)
    return checks.CheckRegistry.checks.keys()
