List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-players_start&page=1371
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "name": "HI!   join if you want to",
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            "description": "part two of cat vs dog!\ncat or dog person?",
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            "description": "...No Words...",
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            "name": "happy lunar new year!",
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            "description": "This is a bit late but have fun!",
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