Log Message:-----------Add uninstaller for decode(bpchar).
Modified Files:-------------- orafce: orafunc.sql.in (r1.53 -> r1.54) (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/orafce/orafce/orafunc.sql.in.diff?r1=1.53&r2=1.54) uninstall_orafunc.sql (r1.4 -> r1.5) (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/orafce/orafce/uninstall_orafunc.sql.diff?r1=1.4&r2=1.5)