List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=min_ranking&page=5461
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "name": "telmich's experimental tournaments - round 2",
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            "description": "This is the second tournament I'm organising - this time we are using double elimination - stay focused to stay in!",
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                "summary": "OFF topic ask anything ANF THANK YOU FOR JOINING :) Talk about anime to :P",
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            "description": "Starts June 1st, whoever isn't here at that time isn't playing. Available for all go players at different levels. If you get a random invite, you can deny it.\n\nSTARTS AT 4:00 EXACT! PLEASE BE ON TIME!",
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