Open source CMS (if based on Django better)

What would be you recommended CMS?. Could you please give some reasons (pro and cons)?. I'm investigating on these: - PyLucid v0.8.x stable, v0.9 alpha - FeinCMS v1.1.0 stable - django-simplecms - django-cms-2.0 2.0.2 stable , 2.1 alpha - google-sites By the way... I like how google-sites work,

Managing JS and CSS. Performance by grouping external files

Thinking in performance (reduce HTTP request) I'm working on the idea that that each page includes just one JS and one CSS with the required modules in inside. ¿Do you know any tool to achieve this? ¿How do you recommend to manage external JS and CSS? I read some about pyjamas but it seem to be