pgtcl - libpgtcl: Add -nodotfields option to pg_select.

Log Message:
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Add -nodotfields option to pg_select. if set it will inhibit the creation of the .tupno, .numcols and .headers fields in pg_select results.

Modified Files:
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libpgtcl:
ChangeLog (r1.67 -> r1.68)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgtcl/libpgtcl/ChangeLog?r1=1.67&r2=1.68)
libpgtcl/generic:
pgtclCmds.c (r1.87 -> r1.88)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgtcl/libpgtcl/generic/pgtclCmds.c?r1=1.87&r2=1.88)