* [MM-37984] Allow Desktop App to authenticate via external providers outside of the app on supported servers
* PR feedback
* Add support for mattermost-dev protocol for development use
* Update server/channels/db/migrations/postgres/000110_create_desktop_tokens.up.sql
* Fix silly typo
* Update server/channels/db/migrations/postgres/000110_create_desktop_tokens.up.sql
* Remove storage of client token, only validate it on the client
* Update migrations
* Add concurrently create index
* Remove CONCURRENTLY for now
* Fix issue with changing history
* Remove old migration
* Use idempotent statement to drop old index
* Remove reference to old table