Updated infomation about libraries for alternate compilers on Windows.

This closes SF patch #459441.

Doc/inst/inst.tex

@@ -539,11 +539,8 @@ for Distutils (see section~\ref{config-files}.)
 
 \XXX{One place to look: \url{http://www.zope.org/Members/als/tips/win32_mingw_modules}}
 
-\XXX{For converted import libraries for python20, tcl83 and tk83 in 
-cygwin/mingw32 and bcpp format, see 
-\url{http://www.htw-dresden.de/~liebschr/PyOpenGL/py2.0-libs.tgz}
-and for the missing header files of the in python2.0 included tcl/tk,
- see \url{http://www.htw-dresden.de/\%7Eliebschr/PyOpenGL/py2.0-tk8.3-header.tgz}.}
+\XXX{For converted import libraries in cygwin/mingw32 and bcpp format,
+see \url{ftp://pyopengl.sourceforge.net/pub/pyopengl/win32-stuff/}.}
 
 
 \section{Alternate Installation}