Pull out test of suggested issue recipients
Distribute to contributors in addition to subscribers

Fulfillments now directly relate to people to support
non-subscribed recipients (contributors and eventually retailers
and arbitrary people)
Delegate address-storing to fulfillment at creation time
Support adding recipients to a distribution
Introduce contribution model
Indicate types of distribution fulfillments
Introduce fulfillment list component
Distinguish extra fulfillments
Indicate no fulfillments of a type
Add rudimentary transactions for contributions
Add settings for default contribution compensation
Create subscription transactions
Change compensation transactions to debits
Add country to person
Vary subscription cost by country
Rename country to classification

Better accommodates disparate classification of "Institution"
Store subscription rates in settings
Add interface to change subscription rates
Delay application readiness until settings loaded

Fixes injection of settings into models
Add feature compensation setting interface