Don't use vs_bridge with provider network

This typo has been introduced with simplification patch.

Change-Id: If33c0dcd609b22b935a2218691d34d574c9eff72
Fixes: rhbz#1105884
Make sure swift cactch_errors middleware is first in pipeline

Closes-Bug: rhbz#1023221
Change-Id: Ic8b03d9fa663caf54db805b233c669286ae4353a