Add purchases and reservations to api/users#show
Add missing seats and filter reservations in past
Add theatre info
Return reservations in unfinished_reservations and purchases on unfinished_purchases
Improve scope `still_not_finished` to include only pending reservations
Merge pull request #10 from jbarreneche/feature/api-reservation-and-purchases

API reservations and purchases
Merge remote-tracking branch 'origin/master' into feature/share-urls

Conflicts:
	app/models/reservation.rb
	app/views/api/shows/_show.json.jbuilder