CLOUDSTACK-7669: Return non-zero exit code during single command run on shell
CLOUDSTACK-7669: Return non-zero exit code during single command run on shell

Signed-off-by: Rohit Yadav <902b9eb5dd62819678163bd5e00fbf0cbc7c264b@shapeblue.com>

remibergsma/cloudstack-cloudmonkey,Interoute/cloudmonkey-interoute,Interoute/cloudmonkey-interoute,apache/cloudstack-cloudmonkey,apache/cloudstack-cloudmonkey,remibergsma/cloudstack-cloudmonkey