pgsql: Rename Rendezvous to Bonjour to match OS/X renaming.

Log Message:
-----------
Rename Rendezvous to Bonjour to match OS/X renaming.

Modified Files:
--------------
    pgsql:
        configure (r1.437 -> r1.438)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/configure.diff?r1=1.437&r2=1.438)
        configure.in (r1.410 -> r1.411)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/configure.in.diff?r1=1.410&r2=1.411)
    pgsql/doc/src/sgml:
        installation.sgml (r1.232 -> r1.233)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/installation.sgml.diff?r1=1.232&r2=1.233)
        runtime.sgml (r1.318 -> r1.319)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/runtime.sgml.diff?r1=1.318&r2=1.319)
    pgsql/src/backend/postmaster:
        postmaster.c (r1.450 -> r1.451)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/postmaster/postmaster.c.diff?r1=1.450&r2=1.451)
    pgsql/src/backend/utils/misc:
        guc.c (r1.261 -> r1.262)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/misc/guc.c.diff?r1=1.261&r2=1.262)
        postgresql.conf.sample (r1.140 -> r1.141)

(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/misc/postgresql.conf.sample.diff?r1=1.140&r2=1.141)
    pgsql/src/include:
        pg_config.h.in (r1.82 -> r1.83)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/pg_config.h.in.diff?r1=1.82&r2=1.83)
    pgsql/src/include/postmaster:
        postmaster.h (r1.9 -> r1.10)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/postmaster/postmaster.h.diff?r1=1.9&r2=1.10)