pgsql: Here's a patch to do the following: 1.

Log Message:
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Here's a patch to do the following:

1. Rename spi_return_next to return_next.
2. Add a new test for return_next.
3. Update the expected output.
4. Update the documentation.

Abhijit Menon-Sen

Modified Files:
--------------
pgsql/doc/src/sgml:
plperl.sgml (r2.40 -> r2.41)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/plperl.sgml.diff?r1=2.40&r2=2.41)
pgsql/src/pl/plperl:
SPI.xs (r1.14 -> r1.15)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plperl/SPI.xs.diff?r1=1.14&r2=1.15)
plperl.c (r1.75 -> r1.76)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plperl/plperl.c.diff?r1=1.75&r2=1.76)
pgsql/src/pl/plperl/expected:
plperl.out (r1.1 -> r1.2)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plperl/expected/plperl.out.diff?r1=1.1&r2=1.2)
pgsql/src/pl/plperl/sql:
plperl.sql (r1.1 -> r1.2)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plperl/sql/plperl.sql.diff?r1=1.1&r2=1.2)