Обсуждение: pgsql: Remove hstore % text[] operator; use slice() function instead.

Log Message:
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Remove hstore % text[] operator; use slice() function instead.

David Wheeler, with one small correction by me.

Modified Files:
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    pgsql/contrib/hstore:
        hstore.sql.in (r1.14 -> r1.15)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/contrib/hstore/hstore.sql.in?r1=1.14&r2=1.15)
        uninstall_hstore.sql (r1.10 -> r1.11)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/contrib/hstore/uninstall_hstore.sql?r1=1.10&r2=1.11)
    pgsql/contrib/hstore/expected:
        hstore.out (r1.8 -> r1.9)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/contrib/hstore/expected/hstore.out?r1=1.8&r2=1.9)
    pgsql/contrib/hstore/sql:
        hstore.sql (r1.7 -> r1.8)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/contrib/hstore/sql/hstore.sql?r1=1.7&r2=1.8)
    pgsql/doc/src/sgml:
        hstore.sgml (r1.11 -> r1.12)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/hstore.sgml?r1=1.11&r2=1.12)