pllolcode - pllolcode: Created a validator function.

Log Message:
-----------
Created a validator function. It simply tries to parse the function source, and
screams if it fails.

Modified Files:
--------------
pllolcode:
DOC (r1.31 -> r1.32)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pllolcode/pllolcode/DOC.diff?r1=1.31&r2=1.32)
pllolcode.c (r1.30 -> r1.31)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pllolcode/pllolcode/pllolcode.c.diff?r1=1.30&r2=1.31)
testFuncs.sql (r1.8 -> r1.9)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pllolcode/pllolcode/testFuncs.sql.diff?r1=1.8&r2=1.9)