Kuryr need etcd on each compute node to store
network data.
Etcd is only deployed in controller nodes at this moment.
Also this change remove and useless bootstrap tasks.
Depends-On: I9c6c876773288c2f951966498db0ff8af090ac20
Change-Id: I8a84334e831fb15f6cbdd3bc34d2159638df6b85
Closes-Bug: #1697699
add environment parameter to handlers restart etcd container as
there are env parameters in default
Closes-Bug: #1669089
Change-Id: I99266e7a367cb54c77b3d3da35ba5055acd98f62