List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=handicap&page=45
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=handicap&page=44",
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            "name": "I think I messed up the clock settings.",
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            "description": "I think I messed up the clock settings.  Should I cancel and begin again?",
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                "summary": "The meet-and-greet for the Rochester Hills Go Club; if you're in Michigan, you should join!",
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        {
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