List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-description&page=1349
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "description": "I thought since it’s been a while we need a tournament for kyute and midnight to place 1st&2nd in :P do we have any other dans here?",
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            "description": "I think the earth will die when this begins (not really). If enough people join this tournament, it will start before the universe ends.",
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            "description": "I think the \"Start when Full\" option may have been destroying the other tournaments, so despite what I said before I am trying again!",
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            "description": "I think I messed up the clock settings.  Should I cancel and begin again?",
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            "description": "I see you TITANUS…",
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