Clean up temp dir in failure cases
Clean up temp dir in failure cases

Change-Id: Icfb99a09726c01e96ff14967afbafa4116e02eff
Signed-off-by: Dave Barach <fb0929484eeb082cddd384774fcf105cc6ea7927@cisco.com>

vpp-dev/vpp,chrisy/vpp,FDio/vpp,FDio/vpp,FDio/vpp,chrisy/vpp,FDio/vpp,vpp-dev/vpp,chrisy/vpp,vpp-dev/vpp,FDio/vpp,vpp-dev/vpp,FDio/vpp,FDio/vpp,chrisy/vpp,chrisy/vpp,FDio/vpp,chrisy/vpp,chrisy/vpp,vpp-dev/vpp,vpp-dev/vpp,chrisy/vpp,vpp-dev/vpp