* Fix already-known remote private toots not being searchable by URL
Whenever an URL search fails, and an account is provided, try getting a
private status matching that URL from database.
* Fix searching by `id` field instead of `uri`
* Allow accessing local private/DM messages by URL
(Provided the user pasting the URL is authorized to see the toot, obviously)
* Fix SearchServiceSpec tests
* Add equals_or_includes_any? helper in JsonLdHelper
* Support arrays in JSON-LD type fields for actors/tags/objects.
* Spec for resolving accounts with extension types
* Style tweaks for codeclimate