Revamp plotting/figures

[teubert]

Consider redesign of plotting/figures for ease of use.

Tasks

• [ ] Come up with design for updated figures
• [ ] Get buy in on design
• [ ] Implement, keeping backwards compatibility, as reasonable
• [ ] Document cases where backwards compatibility is lost
• [ ] Add to release notes
• [ ] Add to examples, tutorial
• [ ] Add to documentation
• [ ] Add tests

DoD

• Updated plotting features
• Updated examples, tutorial
• Updated documentation
• Added to release notes

[teubert]

e.g., https://pandas.pydata.org/docs/reference/api/pandas.DataFrame.plot.line.html