List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-time_per_move&page=1466
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "description": "First tournament of the GO Italia - Round Robin Series. The tournament will start as soon as 10 players join in.\nEnjoy, and onegai shimasu! :D",
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            "name": "马楚彬 50th Birthday Tournament",
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            "description": "Join Machoubin in celebrating his 50th birthday with a fun tournament in his honor!",
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