Move helpers/list.py to helper/lists.py to avoid conflict with built-in type
name "list".
Patch by: Todd Larsen
Review by: to-be-reviewed
# Directions for web crawlers.
# See http://www.robotstxt.org/wc/norobots.html.
User-agent: HTTrack
User-agent: puf
User-agent: MSIECrawler
User-agent: Nutch
Disallow: /