List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=first_pairing_method&page=795
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "id": 32837,
            "name": "100 Little Lions Tournament",
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                "id": 217422,
                "username": "GoIsGo",
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            "description": "We have hit 100 members! In honor of that we should fight it out! Pairing is random! Single elimination, lets have fun and watch some high level Go.",
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