Log Message:
-----------
Clean up the clean rules of the documentation
Most things should be cleaned by "make clean", except the parts that are
shipped in the tarball. These rules had gotten a bit out of whack after
the various restructurings of the documentation build rules.
Modified Files:
--------------
pgsql/doc/src/sgml:
Makefile (r1.132 -> r1.133)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/Makefile?r1=1.132&r2=1.133)