List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=5546
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "把国籍都标注好,费舍尔制,初始时间3天,每一步增加一分钟,上限7天的循环赛,允许临时棋手参加.",
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        {
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            "description": "Anyone in limits allowed... Have fun :D\n\nTournament time changed;12.12.2014 friday will be tournament day. it will start 11.30 pm(23.30). (time  in istanbul)-- 21.30 (9.30pm) in london---13.30 (1.30pm) in los angeles .. you can convert time according to your location :) \n:)",
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        {
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