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- Disable coloring of log messages when stderr is redirected
- Increase colorlog minimum version requirement to 6.0
- Support UDP tracker protocol extensions (BEP 41)
- Bugfix: Do not reject extended peer messages 1 to 7 bytes in length
- Sanitize all ASCII non-printable characters in torrent names when filling in
output path templates
- Suppress sub-INFO log messages from dependencies
- Fix a Heisenbug involving attrs, slotted classes, and garbage collection
- Test against PyPy