Copter: use barometer.all_healthy() for health check in SYS_STATUS and arming

ArduCopter/GCS_Mavlink.pde

@@ -194,7 +194,7 @@ static NOINLINE void send_extended_status1(mavlink_channel_t chan)
                                                          MAV_SYS_STATUS_SENSOR_3D_MAG |
                                                          MAV_SYS_STATUS_SENSOR_GPS |
                                                          MAV_SYS_STATUS_SENSOR_RC_RECEIVER);
-    if (barometer.healthy()) {
+    if (barometer.all_healthy()) {
         control_sensors_health |= MAV_SYS_STATUS_SENSOR_ABSOLUTE_PRESSURE;
     }
     if (g.compass_enabled && compass.healthy(0) && ahrs.use_compass()) {

ArduCopter/motors.pde

@@ -232,7 +232,7 @@ static void pre_arm_checks(bool display_failure)
     // check Baro
     if ((g.arming_check == ARMING_CHECK_ALL) || (g.arming_check & ARMING_CHECK_BARO)) {
         // barometer health check
-        if(!barometer.healthy()) {
+        if(!barometer.all_healthy()) {
             if (display_failure) {
                 gcs_send_text_P(SEVERITY_HIGH,PSTR("PreArm: Barometer not healthy"));
             }