Reactivating South
Collapsible tables.
Adds fadeToggle
Clean up worksheets

Adds methods to models, cleans up approach on worksheets.
remove complex fixture
Fixes custom save bug

- Adds *args, *kwargs
- Corrects mismatched model names.
Removes deprecated 'Company' reference from factories
Make summary table responsive
Simplifications

- Changes 'description' to 'instructions' in worksheets
- Splits worksheets into summary and detail (forthcoming)
- Simplifies logic in views (at expense of performance)
- Updates factory.
Completes financing summary

- Supports prorata, convertibiles, and new investors
- Updates factory
- Adds explanations in inline defs.
Removes superfluous navbar
Adds documentation

- Updates sphinx
- Includes README
- Adds ``about``
Merge branch 'dev'