Delete a cloudwatch alarm

    CLI example to delete a queue::

        salt myminion boto_cloudwatch.delete_alarm myalarm region=us-east-1

def delete_alarm(name, region=None, key=None, keyid=None, profile=None):
    '''
    Delete a cloudwatch alarm

    CLI example to delete a queue::

        salt myminion boto_cloudwatch.delete_alarm myalarm region=us-east-1
    '''
    conn = _get_conn(region=region, key=key, keyid=keyid, profile=profile)

    conn.delete_alarms([name])
    log.info('Deleted alarm %s', name)
    return True