Log Message:
-----------
Properly parse the name of contrib modules that aren't named the same
way as their directory (notably xml2/pgxml and intarray/_int)
Modified Files:
--------------
pgsql/src/tools/msvc:
Mkvcbuild.pm (r1.5 -> r1.6)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/tools/msvc/Mkvcbuild.pm.diff?r1=1.5&r2=1.6)