Added simple modal for reservation
Connected show with created  reservation
Simple reservation validation.
Sending registration create request.
Created Reservation and ReservationSeat models
Part of booking number of seats in reservation.
Implemented show number of available seats to book.
Merge remote-tracking branch 'origin/master' into feature/Booking_movie_seats

Conflicts:
	app/assets/templates/movies/shows.html.slim
	app/controllers/shows_controller.rb
	app/models/movie/show.rb
Front end registration action.
Fully connected frontend with backend
Merge branch 'feature/Booking_movie_seats'

Conflicts:
	db/schema.rb
Unscoped all models
Added Cinema model
Created ShowType model
Added association between show type and cinema
Renamed ReservationSeat to Ticket
Created TicketType model
Added association between reservation and show