Use parentheses for line joining
Make django-backup PEP8 compliant

* Consistently use single quotes
* Move main script to if __name__ == __main__ block
Standardize django url style in root url conf
Refactor urls in lifestream app
Standardlize django url style in frontpage app
Standardlize django url style in contact app
Remove unnecessarily factored out function in contact views
Update url resolution in templates to new views for lifestream pages

{buildfix}
Remove vim modeline from django template