List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-board_size&page=5864
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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                "summary": "Здраствуйте все! Тут все общаются на русском. В чат личный чат и чат cateos сбрасывайте пожалуйста если есть каналы на youtube. Я буду в ставлят в ленту их. Спасибо! И все участники должны быть в ладдерах\n",
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