Add missing function neutron_plugin_configure_service to
brocade specific file

Closes bug: 1304701

Change-Id: I18f90865a015b9dc6db4123d46492140ca67a38f
Fix Sahara auth configs

* auth_ host/port/protocol should use corresponding $KEYSTONE_AUTH_
* add missed auth_ host/port/protocol to [keystone_authtoken]

Change-Id: I0fc6434d552cdd03eb8d886681e57bb374e5bb61
Merge "Fix Sahara auth configs"
Merge "Add missing function neutron_plugin_configure_service to brocade specific file"