to_do.txt

- Documentation:
	+ Add all functions to documentation.
	+ Check that function docstrings contain good explanation.
	+ Format docsctring. Right now it looks ugly when you cal help(method).
	+ Specify kwargs that are useful in each docstring of each function.
- Finish tests.
- Check for bugs.
- Capture probable input errors and write error messages (assert inputs).
- Fix issue with fonts in non-mac computers.
- Add more features.
	+ More Pypi visualization plots
	+ Fix cumulative function
- Write manuscript