Added the ability to do 'cd <dir> && command' or 'cd <dir> ; command' (this is the only cirumstance where these characters, or 'chained comands' are allowed). This was done so that the wrapper script can use it, so that the wrapper will work properly for people who have real shells on paper.
Added the ability to do 'cd <dir> && command' or
'cd <dir> ; command' (this is the only cirumstance where
these characters, or 'chained comands' are allowed). This
was done so that the wrapper script can use it, so that
the wrapper will work properly for people who have real
shells on paper.

nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome