Change key_name module usage to path_linkname module (fix to previous commit). Add comments about urls. Add Sponsor views urls for upcoming Sponsor views modules. Patch by: Pawel Solyga Review by: to-be-reviewed

import os, sys
sys.path.insert(0, os.path.dirname(os.path.dirname(__file__)))
import pkg_resources
pkg_resources.require('WebOb')