Added SpinnerOption and expanding on the kinds of picnic items.
More work on adding spinner options (items, nuisances, preventions).
minor adjustments
Filled out some base classes and added lots of tests. Some renaming, too.
Improvements to spinner creation; more tests.
Got the main game flow working again.
Added negative effects (item removal) to spinning a nuisance.
Added ability to wipe out all items.  This is about as good as it needs to be for now.