* Use state from RespSendJoin post-check
* Don't create input events for invalid events
* Let's try this again
* Update gomatrixserverlib
* Update gomatrixserverlib to matrix-org/gomatrixserverlib@38f437f
* Use MissingAuthEventHandler on performjoin to try and speed up cases where we have missing events
* Update gomatrixserverlib
* Use supplied room version
* Use AuthChainProvider
* Tweaks
* Update gomatrixserverlib
* Signature checks