"Vm5k is a tool to deploy" => Vm5k is a tool used to deploy
"To deploy 100 VM on wheezy-x64-base" => "To deploy 100 VMs on wheezy-x64-base", please note that this correction can be applied in other sentences of this page.
"If you already have an experimental scripts" => If you already have an experimental script
"You can choose the hosts operating system with:" => "You can choose hosts' operating system with:"
Need to fix the problem of execo, waiting for it to be pushed on pypi ?