Migrations and associations for Doubles
Substitute in Party for Player model to allow flexibility to enable doubles
initial doubles methods in own module
Change default name in party factory
Implement doubles_server and doubles-receiver methods
Implement start_match for doubles in model
Doubles-match starting functionality in api
Fix problem with decrementing below nothing in first game
Temp fix for problem of using params (in string form) to guide logic in start_match method
Change increment and decrement methods in api tests to allow for singles or doubles matches
Okay but verbose way of getting which partners 'involved' in first shot of point
changes to api for doubles matches, inc properties relating to which partners 'involved'
Server choice offered and received at start of each game (doubles only)
Improve code in model for ascertaining doubles server/receiver
Amend api for changes to doubles server/receiver code in model