List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-ended&page=3342
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "Random tournament! Sorry, did I say ran-dumb? Of course, I mean ran-smart! *Looks at tournament description* Ah, looks like *ahem* somebody forgot to *ahem* change the name *ahem*. Right, I have a cold today. Anyways, time to change the name!",
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