libpqtypes - libpqtypes: Add PQtypesRegister as a macro and made

Log Message:
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Add PQtypesRegister as a macro and made PQtypesEventProc the actual proc, rather than a function returning the proc
address

Modified Files:
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    libpqtypes/src:
        events.c (r1.2 -> r1.3)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/libpqtypes/libpqtypes/src/events.c.diff?r1=1.2&r2=1.3)
        exec.c (r1.4 -> r1.5)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/libpqtypes/libpqtypes/src/exec.c.diff?r1=1.4&r2=1.5)
        handler.c (r1.5 -> r1.6)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/libpqtypes/libpqtypes/src/handler.c.diff?r1=1.5&r2=1.6)
        libpqtypes.h (r1.9 -> r1.10)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/libpqtypes/libpqtypes/src/libpqtypes.h.diff?r1=1.9&r2=1.10)
        param.c (r1.4 -> r1.5)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/libpqtypes/libpqtypes/src/param.c.diff?r1=1.4&r2=1.5)
        regression-test.c (r1.3 -> r1.4)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/libpqtypes/libpqtypes/src/regression-test.c.diff?r1=1.3&r2=1.4)