* Implement Anilist API v2 (closes#1159)
Switches to using the Anilist v2 API.
Login is now done by implicit grant and tokens are good for one year.
Users will need to login again after token expiration.
"clientId" on line 289 of AnilistApi.kt should be changed to Tachiyomi's
own client ID number.
* Code style formatting
Revert to kotlin 1.2.30
Use correct client ID
Rename AnilistApi.login to AnilistApi.createOAuth to reflect changed implementation
Rename json mimetype variable from json to jsonMime for clarity
Don't read response if it's ignored
Remove unused parameters from api requests
* Close netResponse after read
* Refactor remote_id into media_id and library_id
* DB: Refactor RemoteId
Refactor RemoteId into library_id and media_id
Implement function to fetch library_id if user is migrating rom APIv1
* Remove logging interceptor
* Compatability and sql simplification
* Fix score and minor improvements
* Revert changes to Kitsu API
* Rewrote Backup
* Save automatic backups with datetime
* Minor improvements
* Remove suggested directories for backup and hardcoded strings. Rename JSON -> Backup
* Bugfix
* Fix tests
* Run restore inside a transaction, use external cache dir for log and other minor changes
