Django-bigbrother

- Modules can now be grouped.

- Added ability to specify what graphs to show on project-level and module-level.
- Added support for bar graphs.

- Introduce BIGBROTHER_REQUIRE_ADMIN settings to only allow staff members to view bigbrother.

- Added basic Sphinx documentation.
- Made Views class-based.
- Added option to change aggregate function for a module.
- Renamed BigbrotherModule attributes add_text to suffix_text and prepend_text to prefix_text.
- Added management command and celery task to update the stats.
- Fixed incompability with django 1.5
- Dropped support for django 1.3
- Added an example project.

- Fixed graphs only showing the first x days instead of the last x days.
- Bigbrother now uses a default set of modules if settings.BIGBROTHER_MODULES is not set.

- Added weekly, montly and yearly graphs.
- Fixed an error with floatformating in the JS causing floats to render as ints.
- Graphs now use time-format, should look better now.