docs: Update references to README files

Signed-off-by: Guillem Jover <guillem@hadrons.org>
Signed-off-by: Brian Paul <brianp@vmware.com>

docs/install.html

@@ -304,16 +304,8 @@ Documentation for other environments (some may be very out of date):
 
 <UL>
 <li><A HREF="README.VMS">README.VMS</A> - VMS
-<LI><A HREF="README.GGI">README.GGI</A> - GGI
-<LI><A HREF="README.AMIWIN">README.AMIWIN</A> - Amiga Amiwin
-<LI><A HREF="README.D3D">README.D3D</A> - Direct3D driver
-<LI><A HREF="README.DJ">README.DJ</A> - DJGPP
-<LI><A HREF="README.LYNXOS">README.LYNXOS</A> - LynxOS
-<LI><A HREF="README.MINGW32">README.MINGW32</A> - Mingw32
-<LI><A HREF="README.NeXT">README.NeXT</A> - NeXT
-<LI><A HREF="README.OpenStep">README.OpenStep</A> - OpenStep
-<LI><A HREF="README.OS2">README.OS2</A> - OS/2
-<LI><A HREF="README.WINDML">README.WINDML</A> - WindML
+<LI><A HREF="README.CYGWIN">README.CYGWIN</A> - Cygwin
+<LI><A HREF="README.WIN32">README.WIN32</A> - Win32
 </UL>