* Started mass-refactoring of the current entity repos
* Rewrote book tree logic
- Now does two simple queries instead of one really complex one.
- Extracted logic into its own class.
- Remove model-level akward union field listing.
- Logic now more readable than being large separate query and
compilation functions.
* Extracted and split book sort logic
* Finished up Book controller/repo organisation
* Refactored bookshelves controllers and repo parts
* Fixed issues found via phpunit
* Refactored Chapter controller
* Updated Chapter export controller
* Started Page controller/repo refactor
* Refactored another chunk of PageController
* Completed initial pagecontroller refactor pass
* Fixed tests and continued reduction of old repos
* Removed old page remove and further reduced entity repo
* Removed old entity repo, split out page controller
* Ran phpcbf and split out some page content methods
* Tidied up some EntityProvider elements
* Fixed issued caused by viewservice change
- Created BookChild class to share some page/chapter logic.
- Gave entities the power to generate their own permissions and slugs.
- Moved bits out of BaseController constructor since it was overly
sticky.
- Moved slug generation logic into its own class.
- Created a facade for permissions due to high use.
- Fixed failing test issues from last commits
Removes old awkward JS translations endpoint.
New system still a little akward in code but not now in process.
Also extracted out page editors into their own files.
Closes#1258
404 handling now not a hack-around and uses Laravel 'fallback' routes
instead. Prevents errors with the session when you have mulitple errors
on a page where a post/put/delete is made.
Deleted old static file.
Default output depends on app-public setting.
Otherwise can be overidden in `.env` file via `ALLOW_ROBOTS`
Otherwise view file can be customized.
Fixes#779
Still in testing.
Adds STORAGE_TYPE=local_secure option for setting images to be behind
auth. Stores images alongside attachments in /storage/uploads/images.
Changed to be rendered server side along with page content.
Changed deletion to fully delete comments from the database.
Added 'local_id' to comments for referencing.
Updated reply system to be non-nested (Incomplete)
Made database comment format entity-agnostic to be more future proof.
Updated designs of comment sections.
