Fix from Paul Ruth; go direct to ec2-ami-tools-1.4.0.9.zip since we rely on that version of the tools in the code. Need to be fixed at some point.
Fix from Paul Ruth; go direct to ec2-ami-tools-1.4.0.9.zip since
we rely on that version of the tools in the code. Need to be
fixed at some point.

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