Cleaning: timezone issues, deprecated urls.py imports, missing notes.
Test for parenthood by looking for children instead of HTML.
Update the docs to show how badly are changes needed.
Django 1.6 and some cleaning.

Using django-piwik in place of old `piwik` app,
moved django-modeltranslation out of bundled apps,
fixed translation2po command,
removed some unused files (to be continued!),
updated bundled software info.
Unused imports & whitespace