Log Message:-----------Add some more structure and bits of information to PL/Python documentation
Modified Files:-------------- pgsql/doc/src/sgml: plpython.sgml (r1.44 -> r1.45) (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/plpython.sgml?r1=1.44&r2=1.45)
