Minor edits of Quantum/Neutron setup script.

Change-Id: I048f514606a4476e77acdc629e047d16bc652ad2
Use novaclient to enable configdrive for CSR1kv VMs we start.

Change-Id: I95883e97f26b715ad1ff47d8601b630519df956a

Conflicts:

	quantum/plugins/cisco/l3/common/service_vm_lib.py
fix insufficient privileges when deleting router interface.

Change-Id: I66fbcec696f65664bfc512a09ff5e07fbf39a74f
Fix missing index when fetching subnet for router interface.

Change-Id: I7c06d8b2ccbdfcd0c005090a322e84d328b059f5