New Features:

...

(Important to internal and external development teams)

RESTv1 (See the API documentation for further details.):

• Reservations - POST Email Itinerary
• Booking Codes (Fares) - GET operations
  
• Crew Assignments - POST/PUT/DELETE operations
  
• Journeys - POST/PUT - support for handling seat selection, and ancillaries
  
• Flight Status - GET - added arrival (date) parameter

...

(Important to Commercial teams)

• SSIM - Add operational flight info (DEI 50)
• Printable Receipt (for payment of charges/fees)
• Check In - Manifest access permission
• Advanced (Reservation) Search - additional parameters
• Vouchers - Permission changes

...