urllib.quote() is needed by the soc/logic/site/map.py work, so import it from
the Python 2.5.2 sources. The entire urllib.py is not supported by Google
App Engine (yet?), since it relies on 'import socket' (App Engine provides a
separate urlfetch module instead).
Patch by: Todd Larsen
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')