Ffmpeg-quality-metrics

* 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.

* Fix detection of libvmaf model dir, fixes 34.

* Re-add old PKL models.

* Make docker a bit more quiet.

* Add option to keep temporary files.

* Always pick latest dockerfile version for docker_run script.

* Improve dockerfile build.

* Create FUNDING.yml.

* Update badge link.

* Add python_requires to setup.py.

* Fix README.