Quantum should use openstack.common.importutils
Quantum should use openstack.common.importutils

Implements blueprint use-common-importutils

Change-Id: Ib71a557ea6090d5c8d789b1e4c7b17855f7ee814

openstack/networking-mlnx,moshele/networking-mlnx-master,stackforge/networking-mlnx,openstack/networking-mlnx,moshele/networking-mlnx,stackforge/networking-mlnx