Gamerec

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Improvements
- Change in default configuration (for narmalizePGN needs): add ECO as separate field in SQLite export.

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Improvements
- Added pydoc documentation strings.
- Added few options to load() and save() methods.
- Added standard `setup.py` installation script. This means that package
files can be installed from Python 3rd party package standard location.
- Licensed `gamerec` under LGPLv3 license.
- Renamed package: gamelib -> gamerec.

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- Initial not-public release. Used privately.