Log Message:
-----------
Install headers in the same directory structure as Mingw.
Dave Page
Modified Files:
--------------
pgsql/src/tools/msvc:
Install.pm (r1.12 -> r1.13)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/tools/msvc/Install.pm.diff?r1=1.12&r2=1.13)