Removed config registration
Removed config registration

Removed config registration as it is in shim
layer and set transport and ostype to SSH and NI
if the call is from L3 plugin. Also removed VDX
test cases as it failed py27 tests due to change
in neutron test tree

Change-Id: I3201fe7aeec21d0ecea3f41d1745d6af652abb77
Closes-Bug: #1441506

openstack/networking-brocade,rmadapur/networking-brocade,stackforge/networking-brocade,stackforge/networking-brocade,openstack/networking-brocade