v0.2.0

• Implement split function as a high-level API for tokenization
• Implement AudioRegion class for simple audio objects manipulation
• Use a much faster energy computation method (based on standard audioop module)
• Make ADSFactory deprecated
• Choose which channel(s) to use for tokenization
• Save multi-channel audio data
• Refactor code in all modules
• Use genty for tests
• Improve documentation
• Use ArgumentParser instead of OptionParser in command-line script
• Clean up command-line script and move functions and workers to dedicated modules
• Add "timestamp" placehoder to main script
• Play audio with a progress bar
• StreamSaverWorker: avoid caching data for a long time in memory, save data regularly to disk
• Use numpy style for documentation and update theme
• Ensure pep8 compliance (flake8) and formatting with black
• Add pre-commit hooks
• Change license to MIT
• Add project logo