Clayton Barrows

@hexaeder apologies for the slow response to this. It looks great. I believe that all the workflows that I've envisioned would work well with this implementation.

the first term in each tuple is the cost, the second term is the quantity. We need to document this properly.

to be reviewed by Leo

With previous versions of PSI, this was useful because some of the examples were quite repetitive with a lot of repeated code and substantial overhead. With the addition of PowerSystemCaseBuilder,...