Log Message:
-----------
don't send log tar if the failure is from CVS stage - the files would be from an earlier run.
Modified Files:
--------------
client-code:
run_build.pl (r1.50 -> r1.51)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbuildfarm/client-code/run_build.pl.diff?r1=1.50&r2=1.51)