Django-rq

* Compatibility with RQ >= 1.4.0 which implements customizable serialization method. Thanks selwin!

* Added `--with-scheduler` argument to `rqworker` management command. Thanks stlk!
* Fixed a bug where opening job detail would crash if job.dependency no longer exists. Thanks selwin!

* Support for RQ's new `ScheduledJobRegistry`. Thanks Yolley!
* Improve performance when displaying pages showing a large number of jobs by using `Job.fetch_many()`. Thanks selwin!
* `django-rq` will now automatically cleanup orphaned worker keys in job registries. Thanks selwin!
* Site name now properly displayed in Django-RQ admin pages. Thanks tom-price!
* `NoSuchJobError`s are now handled properly when requeuing all jobs. Thanks thomasmatecki!
* Support for displaying jobs with names containing `$`. Thanks gowthamk63!

- Support for Django 3.0. This release also drops support for Django 1.X. Thanks hugorodgerbrown!
- `rqworker` management command now properly passes in `--verbosity` to `Worker`. Thanks stlk!
- The admin interface can now view jobs with `:` on their IDs. Thanks carboncoop!
- Job detail page now shows `job.dependency`. Thanks selwin!

- Fixed `Requeue All`
- Django-RQ now automatically runs maintenance tasks when `rq_home` is opened

- Compatibility with RQ 1.0 (Thanks selwin). Backward incompatible changes include:
* `FailedQueue` is now replaced by `FailedJobRegistry`
* RQ now uses `sentry-sdk` to send job failures to Sentry.
- Scheduler now respects default `timeout` and `result_ttl` defined in `RQ_QUEUES`. Thanks simone6021!
- Minor improvements and bug fixes. Thanks selwin!