List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-analysis_enabled&page=942
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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        {
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            "description": "Tired of being laid waste by dan?",
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            "description": "Ever one can join the Tournament, except 10k-9d",
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                "summary": "First priority : HK people join plz                                                                     \nThis group welcomes everyone, but only if you don't be rude.",
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                "summary": "A group for Go players who love the 9x9 board.",
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