调整mavlink inspector的位置，设置关闭主界面的话所有子窗口关闭，并且推出程序

MavLinkNode/mavlinknode.cpp

@@ -27,6 +27,13 @@ MavLinkNode::MavLinkNode(QObject *parent) : QObject(parent)
             this,&MavLinkNode::SendMessageTo);*/
 
 
+
+    mavlinkinspector = new MAVLinkInspector("mavlink inspector",nullptr,nullptr);
+
+    connect(this,SIGNAL(recievemsg(mavlink_message_t)),
+            mavlinkinspector,SLOT(receiveMessage(mavlink_message_t)),Qt::DirectConnection);
+
+    mavlinkinspector->hide();
 }
 
 MavLinkNode::~MavLinkNode()