Juggle .pdb file to keep around

QGCInstaller.pri

@@ -29,10 +29,10 @@ installer {
     }
 
     WindowsBuild {
-		QMAKE_POST_LINK += $$escape_expand(\\n) $$quote(del /F "$$DESTDIR_WIN\\$${TARGET}.exp")
-		QMAKE_POST_LINK += $$escape_expand(\\n) $$quote(del /F "$$DESTDIR_WIN\\$${TARGET}.ilk")
-		QMAKE_POST_LINK += $$escape_expand(\\n) $$quote(del /F "$$DESTDIR_WIN\\$${TARGET}.lib")
-		QMAKE_POST_LINK += $$escape_expand(\\n) $$quote(del /F "$$DESTDIR_WIN\\$${TARGET}.pdb")
+		QMAKE_POST_LINK += $$escape_expand(\\n) $$QMAKE_COPY $${DESTDIR_WIN}\\qgroundcontrol.pdb
+		QMAKE_POST_LINK += $$escape_expand(\\n) del $${DESTDIR_WIN}\\qgroundcontrol.pdb
         QMAKE_POST_LINK += $$escape_expand(\\n) $$quote("\"C:\\Program Files \(x86\)\\NSIS\\makensis.exe\"" /NOCD "\"/XOutFile $${DESTDIR_WIN}\\qgroundcontrol-installer-win32.exe\"" "$$BASEDIR_WIN\\deploy\\qgroundcontrol_installer.nsi")
+		QMAKE_POST_LINK += $$escape_expand(\\n) $$QMAKE_COPY qgroundcontrol.pdb $${DESTDIR_WIN}
+		QMAKE_POST_LINK += $$escape_expand(\\n) del qgroundcontrol.pdb
     }
 }