Log Message:
-----------
Add documentation about vcregress.
Modified Files:
--------------
pgsql/doc/src/sgml:
install-win32.sgml (r1.34 -> r1.35)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/install-win32.sgml.diff?r1=1.34&r2=1.35)