Add note about development packages for lxml installation
We want a log not a diff
Bump required Django version
Cleanups
Profiles: Align our copy with latest code in master

This will make easier to blend changes for using class-based generic views
from https://bitbucket.org/ubernostrum/django-profiles/pull-request/6/replaced-profile_list-view-with-a-class

Some minor tweaks on urls.py are kept.