- more generic mapping/grouping by moving extension to Collection/Sequence
- common math reductions for sequences and async sequences (sum, sumOfSquares)
- average function for collections of ints and doubles
- dictionary facilities for incrementing/decrementing sub maps, maps of lists, etc
- new dictionary inversion utility for values that are arrays
- support for mapping for enumerated sequences
- ported ElapsedTimer logging helper from XRay
Work on xiiagency/XRay#142
Work on xiiagency/Decks#689