List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-time_per_move&page=575
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-time_per_move&page=574",
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            "description": "No vacation Or pause for first 2 months till July 4\nAfter that must give me warning to pause or vacation game.\nNot follow rules means auto disqualify.",
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