Log Message:
Update to rsync 3.0.0:  Too many changes to list here, so please
see <http://samba.rsync.org/> or ${WRKSRC}/CHANGES for more information.

While here:

	- Build it with libtool.
	- Include buildlink3.mk file for libiconv and change hacks.mk
	  to set USE_GNU_ICONV=yes instead of including libiconv's b3.mk.
	- Added options.mk for inet6 and debug options.
	- Added example configuration file (all entries commented out)