[hobbit] Hobbit 4.1.0 client Add ext script

[Aiello, Steve (Corporate, consultant)]

How do I add ext scripts to the hobbit client ? I tried adding the line:
CMD /usr/local/hobbit/server/ext/test.pl, to the
/usr/local/hobbit/client/etc/clientlaunch.cfg.  Do I just add to the
exisiting CMD line ?