Remove redundant neutron config and add calico as core driver
Remove redundant neutron config and add calico as core driver

eckhart/himlar,raykrist/himlar,eckhart/himlar,norcams/himlar,tanzr/himlar,mikaeld66/himlar,mikaeld66/himlar,norcams/himlar,TorLdre/himlar,raykrist/himlar,TorLdre/himlar,tanzr/himlar,TorLdre/himlar,raykrist/himlar,raykrist/himlar,norcams/himlar,raykrist/himlar,tanzr/himlar,mikaeld66/himlar,TorLdre/himlar,eckhart/himlar,eckhart/himlar,norcams/himlar,mikaeld66/himlar,TorLdre/himlar,mikaeld66/himlar,norcams/himlar,tanzr/himlar,tanzr/himlar