- Support both /api/v1/fleet and /api/v1/kolide routes in server.
- Add logging for use of deprecated routes.
- Rename routes in frontend JS.
- Rename routes and add notes in documentation.
* Perform migration to delete any entries with `deleted` set, and
subsequently drop columns `deleted` and `deleted_at`.
* Remove `deleted` and `deleted_at` references.
Closes#2146