px4io: servorail_status -> px4io_status and log all flags

msg/px4io_status.msg

@@ -0,0 +1,54 @@
+uint64 timestamp		# time since system start (microseconds)
+
+uint16 free_memory_bytes
+
+float32 voltage_v		# Servo rail voltage in volts
+float32 rssi_v			# RSSI pin voltage in volts
+
+# PX4IO status flags (PX4IO_P_STATUS_FLAGS)
+bool status_outputs_armed
+bool status_override
+bool status_rc_ok
+bool status_rc_ppm
+bool status_rc_dsm
+bool status_rc_sbus
+bool status_fmu_ok
+bool status_raw_pwm
+bool status_mixer_ok
+bool status_arm_sync
+bool status_init_ok
+bool status_failsafe
+bool status_safety_off
+bool status_fmu_initialized
+bool status_rc_st24
+bool status_rc_sumd
+
+# PX4IO alarms (PX4IO_P_STATUS_ALARMS)
+bool alarm_vbatt_low
+bool alarm_temperature
+bool alarm_servo_current
+bool alarm_acc_current
+bool alarm_fmu_lost
+bool alarm_rc_lost
+bool alarm_pwm_error
+bool alarm_vservo_fault
+
+# PX4IO arming (PX4IO_P_SETUP_ARMING)
+bool arming_io_arm_ok
+bool arming_fmu_armed
+bool arming_fmu_prearmed
+bool arming_manual_override_ok
+bool arming_failsafe_custom
+bool arming_inair_restart_ok
+bool arming_always_pwm_enable
+bool arming_rc_handling_disabled
+bool arming_lockdown
+bool arming_force_failsafe
+bool arming_termination_failsafe
+bool arming_override_immediate
+
+
+int16[8] actuators
+uint16[8] servos
+
+uint16[18] raw_inputs