Increase urllib3 log severity to avoid log spam from EtcdWatcher.
Increase urllib3 log severity to avoid log spam from EtcdWatcher.

neiljerram/felix,Metaswitch/calico,neiljerram/felix,neiljerram/felix,matthewdupre/felix,neiljerram/felix,matthewdupre/felix,Metaswitch/calico