add OSGVersion.hxx to VC7.1 project file

diff --git a/projects/VC7.1/SimGear.vcproj b/projects/VC7.1/SimGear.vcproj
index 7c436c9b3211a8de1db57bdc7db02075753bc45d..fd2780854233e5a58f8034a651ab62e01623d165 100755 (executable)
--- a/projects/VC7.1/SimGear.vcproj
+++ b/projects/VC7.1/SimGear.vcproj
@@ -1009,6 +1009,9 @@
                        <File
                                RelativePath="..\..\simgear\structure\subsystem_mgr.hxx">
                        </File>
+                       <File
+                               RelativePath="..\..\simgear\structure\OSGVersion.hxx">
+                       </File>
                </Filter>
                <Filter
                        Name="Lib_sgnasal"