List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-auto_start_on_max&page=223
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "description": "13x13 tournament for ddk players",
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                "name": "Internatio.NL Go Club",
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                "summary": "Серия турниров \"Четыре Сезона\"",
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            "subsequent_pairing_method": "strength",
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