Ffmpeg-quality-metrics

* Fix finding version in setup.py.

* Format with black.

* Improve types.

* Improve typing support.

* Add contributor manually.

* Docs: update .all-contributorsrc [skip ci]

* Docs: update README.md [skip ci]

* Docs: update .all-contributorsrc [skip ci]

* Docs: update README.md [skip ci]

* Docs: create .all-contributorsrc [skip ci]

* Docs: update README.md [skip ci]

* Add contributors template.

* Fix VMAF model path error on Windows, fixes 42.

* Fix flaky tests.

* Fix AVTB setting, see 39.

* Fix default docker image name.

* Fix docs link.

* Add explicit return type for calculate() function.

* Decrease max width of args, update README.

* Update tests.

* Support for VMAF 2.0 only.

* Update copyright.

* Remove warning for libvmaf in johnvansickle builds.

* Use latest linux build instead of release builds.

* Update docs.

* Update README.

* Remove unneeded warning.

* Print stdout on error to help with debugging.

* Reomve underline from log.

* Add better logging capabilities.

* Normalize time base for comparison.

see https://trac.ffmpeg.org/ticket/9560

* Fix default model path selection for VMAF.

* Update test vector values.

* Filter out LICENSE in model path.