* Add LR Finder support structure
* Move trainer.Feeder to lib.training.generator
* Expose model.io
* Add lr_finder
* Update docs and locales
* Pre-PR fixups
- Fix training graph not displaying
- CI fixes
- Switch lr finder progress to tqdm
- Exit lr finder early on NaN
- Display lr finder progress in GUI
- implement configurable re-align function in extract
- update locales + documentation
- re-factor align._base and split to separate modules
- move normalization method to plugin parent
- bugfix: FAN use zeros for pre-processing crop
- lint AlignedFilter
- Allow selecting folder as well as multiple images
- Lower default threshold and update helptext
- bugfix: detector error when using all aligned faces
- Standardize output folder name
- Remove old face filter
- plugins.extract.pipeline: Expose plugins directly
- Change `is_aligned` from plugin level to ExtractMedia level
- Allow extract pipeline to take faceswap aligned images
- Add ability for recognition plugins to accept aligned faces as input
- Add face filter to recognition plugin
- Move extractor pipeline IO ops to own class