- In plot_set, extract plan_computation() from init()
- In plot_set, add compute() as an alternative name (wrapper) for results()
- New __repr__ method for plot_set.
- Separate plan_computation() method from __init().
- minor bug fixes and improvements
Add __repr__ method to class BasicDiagnosticGroup
- Units conversion in aminus2b_2ax()
- proper treatment of None values in a couple places