Ptpuploader

Added
- Experimental libmpv screenshot tool. This is primarily to help with
keyframe-reliant codecs like VC1 that would otherwise produce grey
screenshots, but has not been vetted as well as the mpv
CLI. Requires optional dependencies: `pip install pillow mpv`.
Fixed
- Better blu-ray support
Changed
- ReleaseInfoMaker improvements

Fixed
- Config option to disable recursive deletes
- Remove accented characters from CG folders
- Use IFO to detect DVD subtitles when possible

Fixed
- Properly ignore PTP directory when extracting releases from directories
- Two bugs from refactoring/linting efforts (27, 28)

Changed
- Update CSS/JS dependencies
- Move blu-ray support out of experimental support
Fixed
- Improve CG failed login handling
- Improve x264/x265 detection from filenames
- Auto-create VIDEO_TS folder if not present

Added
- 2FA support