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

Benjamin Niemann <pink at odahoda dot de>: Main developer of Python target.
Clinton Roy <clinton.roy at gmail dot com>: AST templates and runtime.