various fixes for donations integration with mock api CLUB-674
Merge branch 'feature/book-671-create-payment' of github.com:onepercentclub/bluebottle into feature/book-671-create-payment
Merge remote-tracking branch 'origin/feature/fund-loving-criminals' into feature/book-671-create-payment

Conflicts:
	bluebottle/bb_donations/static/js/bluebottle/bb_donations/controllers.js
	bluebottle/bb_donations/static/js/bluebottle/bb_donations/models.js
	bluebottle/payments/templates/payments/base.hbs
Merge pull request #854 from onepercentclub/feature/book-671-create-payment

Various fixes for donations integration with mock api CLUB-674