plpsm - plpgpsm: dynamic cursor support

Log Message:
-----------
dynamic cursor support

Modified Files:
--------------
    plpgpsm/src:
        gram.y (r1.39 -> r1.40)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/plpsm/plpgpsm/src/gram.y.diff?r1=1.39&r2=1.40)
        pl_exec.c (r1.40 -> r1.41)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/plpsm/plpgpsm/src/pl_exec.c.diff?r1=1.40&r2=1.41)
        pl_funcs.c (r1.7 -> r1.8)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/plpsm/plpgpsm/src/pl_funcs.c.diff?r1=1.7&r2=1.8)
        plpgpsm.h (r1.30 -> r1.31)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/plpsm/plpgpsm/src/plpgpsm.h.diff?r1=1.30&r2=1.31)
    plpgpsm/src/expected:
        plpgpsm.out (r1.12 -> r1.13)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/plpsm/plpgpsm/src/expected/plpgpsm.out.diff?r1=1.12&r2=1.13)
    plpgpsm/src/sql:
        plpgpsm.sql (r1.11 -> r1.12)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/plpsm/plpgpsm/src/sql/plpgpsm.sql.diff?r1=1.11&r2=1.12)