0.2.0

# OuteTTS v0.2.0 Release Notes

## Major Changes
- **New Model Support**: Added support for OuteTTS-0.2-500M model
- **Speaker Management**: Introduced default speaker presets for each supported language
- **Breaking Changes**:
  - Speaker files from previous versions (<0.2.0) are not compatible
  - Interface usage has been significantly revised (see README.md for new implementation)

## New Features
- Added voice cloning guidelines and interface usage recommendations in README.md
- Implemented Gradio example playground for OuteTTS-0.2-500M
- Multi-language alignment support
- Enhanced speaker management:
  - New methods: `interface.print_default_speakers()` and `interface.load_default_speaker(name="male_1")`
  - Switched from pickle to JSON format for speaker saving
  - Added speaker language information in saved files
- Option to load WavTokenizer from custom path (resolves issue #24)
- Multiple interface version initialization in a single function

## Improvements
- Restructured library files for better organization
- Implemented hash verification for WavTokenizer downloads (resolves issue #3)
- Reworked interface for better usability
- Made sounddevice optional with improved error handling for sound playback
- Added data preparation examples for training

## Error Handling
- Added validation for audio token detection
- Improved error messages for long input text and early EOS cases
- Enhanced overall library error handling and feedback

## How to Upgrade
- Update your library via pip:
  ```bash
  pip install --upgrade outetts
  ```