List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-description&page=1167
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "One more before the end of the year!",
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            "description": "On the threshold of June, we begin another DDK tournament to give DDKs a tournament of their own.  Enjoy!",
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            "description": "Olá gaúchos! Venho convidá-los para o primeiro torneio do Rio Grande do Sul. Vamos divulgar mais o Go em nosso estado. Bem vindos!",
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