Backwards compatability for pre VC9 installs lacking updated resource compiler. (Uses pre-vista icon format)

To support newer icon with VC8:
 -Replace VC/bin/rcdll.dll with newer from Windows SDK 7.0
 -Run develop.py with -DVISTA_ICON:BOOL=ON setting

indra/develop.py

@@ -755,6 +755,9 @@ Command-options for "configure":
   -DVIEWER:BOOL=OFF        Don't configure the viewer
   -DPACKAGE:BOOL=ON        Create "package" target to make installers
   -DLOCALIZESETUP:BOOL=ON  Create one win_setup target per supported language
+  -DLL_TESTS:BOOL=OFF      Don't generate unit test projects
+  -DEXAMPLEPLUGIN:BOOL=OFF Don't generate example plugin project
+  -VISTA_ICON:BOOL=ON      Allow pre-2008 VS to use vista-optimized resource file. (Requires updated rcdll.dll!)
 
 Examples:
   Set up a viewer-only project for your system: