Log Message:
-----------
Add support for running regression tests on procedural languages
Modified Files:
--------------
pgsql/src/tools/msvc:
vcregress.bat (r1.4 -> r1.5)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/tools/msvc/vcregress.bat.diff?r1=1.4&r2=1.5)