pgsql: Make an editorial pass over the newly SGML-ified contrib - Mailing list pgsql-committers

Log Message:
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Make an editorial pass over the newly SGML-ified contrib documentation.
Fix lots of bad markup, bad English, bad explanations.

Second round of commits.  pgcrypto and pgstandby still to go...

Modified Files:
--------------
    pgsql/doc/src/sgml:
        intagg.sgml (r1.2 -> r1.3)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/intagg.sgml?r1=1.2&r2=1.3)
        intarray.sgml (r1.4 -> r1.5)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/intarray.sgml?r1=1.4&r2=1.5)
        isn.sgml (r1.3 -> r1.4)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/isn.sgml?r1=1.3&r2=1.4)
        ltree.sgml (r1.2 -> r1.3)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/ltree.sgml?r1=1.2&r2=1.3)
        oid2name.sgml (r1.2 -> r1.3)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/oid2name.sgml?r1=1.2&r2=1.3)
        pageinspect.sgml (r1.2 -> r1.3)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/pageinspect.sgml?r1=1.2&r2=1.3)
        pgbench.sgml (r1.3 -> r1.4)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/pgbench.sgml?r1=1.3&r2=1.4)
        pgbuffercache.sgml (r2.1 -> r2.2)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/pgbuffercache.sgml?r1=2.1&r2=2.2)
        pgfreespacemap.sgml (r2.1 -> r2.2)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/pgfreespacemap.sgml?r1=2.1&r2=2.2)
        pgrowlocks.sgml (r1.3 -> r1.4)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/pgrowlocks.sgml?r1=1.3&r2=1.4)
        pgstattuple.sgml (r1.2 -> r1.3)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/pgstattuple.sgml?r1=1.2&r2=1.3)
        pgtrgm.sgml (r2.1 -> r2.2)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/pgtrgm.sgml?r1=2.1&r2=2.2)