* A first pass at user / community blocking. #426
* Adding unit tests for person and community block.
* Moving migration
* Fixing creator_blocked for comment queries, added tests.
* Don't let a person block themselves
* Fix post creator_blocked
* Adding creator_blocked to PersonMentionView
* Moving blocked and follows to MyUserInfo
* Rename to local_user_view
* Add moderates to MyUserInfo
* Adding BlockCommunityResponse
* Fixing name, and check_person_block
* Fixing tests.
* Using type in Blockable trait.
* Changing recipient to target, adding unfollow to block action.
* Use URL type in most outstanding struct fields
This fixes all known remaining cases where url fields are stored as
plain strings, with the exception of form fields where empty strings
are used as sentinels (see `diesel_option_overwrite_to_url`).
Tested for regressions in the federated docker setup attempting to
exercise all changed fields, including through apub federation.
Fixes#1385
* Add migration to fix blank-string post.url values to be null
This also then fixes#602
* Address review feedback
- Fixed some unwraps and err message formatting
- Bumped the `url` library to 2.2.1 to fix a bug with serde error
messages
- Add unit tests for the two diesel option override functions
- Fix migration teardown by adding a no-op
* Rename lemmy_db_queries::Url to lemmy_db_queries::DbUrl
* fix compile error
* box PostOrComment variants
