Log Message:
-----------
New contrib module for use as an archive_cleanup_command, or as a
standalone utility for removing files from archive.
Modified Files:
--------------
pgsql/contrib:
Makefile (r1.92 -> r1.93)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/contrib/Makefile?r1=1.92&r2=1.93)