List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=analysis_enabled&page=4919
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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                "name": "Massachusetts Go Foundation",
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            "description": "Can we please have a tournament for learning for low ranked players so we can learn during the game and know our mistakes",
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                "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
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        {
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