pgbuildfarm - client-code: Add typedefs option - works on Linux and

Log Message:
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Add typedefs option - works on Linux and maybe BSD so far.
Add a template temp filename per gripe from Greg Sabino Mullane.

Modified Files:
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client-code:
run_build.pl (r1.94 -> r1.95)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbuildfarm/client-code/run_build.pl.diff?r1=1.94&r2=1.95)