Erik Johnston d414f30019 Implement fallback for V2 invite API
If the room version is either 1 or 2 then a server should retry failed
`/v2/invite` requests with the v1 API
2019-01-28 17:33:25 +00:00
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2016-01-26 13:52:29 +00:00
2019-01-28 17:33:25 +00:00