uas: Move to pragma once

Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>

src/uas/FileManager.h

 /****************************************************************************
  *
- *   (c) 2009-2016 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
+ *   (c) 2009-2018 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
  *
  * QGroundControl is licensed according to the terms in the file
  * COPYING.md in the root of the source code directory.
@@ -8,8 +8,7 @@
  ****************************************************************************/
 
 
-#ifndef FILEMANAGER_H
-#define FILEMANAGER_H
+#pragma once
 
 #include <QObject>
 #include <QDir>
@@ -248,4 +247,3 @@ private:
     friend class MockLinkFileServer;
 };
 
-#endif // FileManager_H

src/uas/UAS.h

 /****************************************************************************
  *
- *   (c) 2009-2016 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
+ *   (c) 2009-2018 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
  *
  * QGroundControl is licensed according to the terms in the file
  * COPYING.md in the root of the source code directory.
@@ -11,8 +11,7 @@
 // UASInterface, UAS.h/cc are deprecated. All new functionality should go into Vehicle.h/cc
 //
 
-#ifndef _UAS_H_
-#define _UAS_H_
+#pragma once
 
 #include "UASInterface.h"
 #include <MAVLinkProtocol.h>
@@ -328,4 +327,3 @@ private:
 };
 
 
-#endif // _UAS_H_

src/uas/UASInterface.h

 /****************************************************************************
  *
- *   (c) 2009-2016 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
+ *   (c) 2009-2018 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
  *
  * QGroundControl is licensed according to the terms in the file
  * COPYING.md in the root of the source code directory.
@@ -11,8 +11,7 @@
 // UASInterface, UAS.h/cc are deprecated. All new functionality should go into Vehicle.h/cc
 //
 
-#ifndef _UASINTERFACE_H_
-#define _UASINTERFACE_H_
+#pragma once
 
 #include <QObject>
 #include <QList>
@@ -192,4 +191,3 @@ signals:
 
 Q_DECLARE_INTERFACE(UASInterface, "org.qgroundcontrol/1.0")
 
-#endif // _UASINTERFACE_H_

src/uas/UASMessageHandler.h

 /****************************************************************************
  *
- *   (c) 2009-2016 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
+ *   (c) 2009-2018 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
  *
  * QGroundControl is licensed according to the terms in the file
  * COPYING.md in the root of the source code directory.
@@ -14,8 +14,7 @@
  *   @author Gus Grubba <mavlink@grubba.com>
  */
 
-#ifndef QGCMESSAGEHANDLER_H
-#define QGCMESSAGEHANDLER_H
+#pragma once
 
 #include <QObject>
 #include <QVector>
@@ -158,4 +157,3 @@ private:
     MultiVehicleManager*    _multiVehicleManager;
 };
 
-#endif // QGCMESSAGEHANDLER_H