List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=player_count&page=3144
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "¡Hola!, esta noche jugamos go.",
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            "description": "We are in desperate need of tournaments for DDK.... so here's another.  Let's play!",
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