Plane: log PX4Firmware and NuttX git revisions in logs

ArduPlane/GCS_Mavlink.pde

@@ -1519,6 +1519,10 @@ void GCS_MAVLINK::handleMessage(mavlink_message_t* msg)
         // mark the firmware version in the tlog
         send_text_P(SEVERITY_LOW, PSTR(FIRMWARE_STRING));
 
+#if defined(PX4_GIT_VERSION) && defined(NUTTX_GIT_VERSION)
+        send_text_P(SEVERITY_LOW, PSTR("PX4: " PX4_GIT_VERSION " NuttX: " NUTTX_GIT_VERSION));
+#endif
+
         // send system ID if we can
         char sysid[40];
         if (hal.util->get_system_id(sysid)) {

ArduPlane/Log.pde

@@ -569,6 +569,9 @@ static void start_logging()
 {
     DataFlash.StartNewLog();
     DataFlash.Log_Write_Message_P(PSTR(FIRMWARE_STRING));
+#if defined(PX4_GIT_VERSION) && defined(NUTTX_GIT_VERSION)
+    DataFlash.Log_Write_Message_P(PSTR("PX4: " PX4_GIT_VERSION " NuttX: " NUTTX_GIT_VERSION));
+#endif
 
     // write system identifier as well if available
     char sysid[40];