Status of geo-fencing. Sent in extended status stream when fencing
                enabled

                breach_status             : 0 if currently inside fence, 1 if outside (uint8_t)
                breach_count              : number of fence breaches (uint16_t)
                breach_type               : last breach type (see FENCE_BREACH_* enum) (uint8_t)
                breach_time               : time of last breach in milliseconds since boot (uint32_t)

def fence_status_encode(self, breach_status, breach_count, breach_type, breach_time):
                '''
                Status of geo-fencing. Sent in extended status stream when fencing
                enabled

                breach_status             : 0 if currently inside fence, 1 if outside (uint8_t)
                breach_count              : number of fence breaches (uint16_t)
                breach_type               : last breach type (see FENCE_BREACH_* enum) (uint8_t)
                breach_time               : time of last breach in milliseconds since boot (uint32_t)

                '''
                return MAVLink_fence_status_message(breach_status, breach_count, breach_type, breach_time)