Remove rel.h from objectaddress.h; only relcache.h is necessary.

Alvaro Herrera <alvherre@alvh.no-ip.org>

Commit: 6f3efa76b042cdc457dba5bf8d8257f3ae83fb10
Author: Alvaro Herrera <alvherre@alvh.no-ip.org>
Date: 2011-06-28T21:08:29Z
Releases: 9.2.0
Remove rel.h from objectaddress.h; only relcache.h is necessary.

Add rel.h to some files that now need it.

Files