Thread: pgsql: Adjust description of use_strict parameter.

Log Message:
-----------
Adjust description of use_strict parameter.  Some other minor editorial
cleanup.

Modified Files:
--------------
    pgsql/doc/src/sgml:
        plperl.sgml (r2.43 -> r2.44)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/plperl.sgml.diff?r1=2.43&r2=2.44)
        runtime.sgml (r1.347 -> r1.348)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/runtime.sgml.diff?r1=1.347&r2=1.348)