Add missing blank line in soc.views.helper.params module. Fix docstring typo in soc.views.models.role module. Add missing dots at the end of sentences in soc.logic.cleaning and soc.view.models.user_self modules. Patch by: Pawel Solyga 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: /