Add getSound method
More information verbose output
Add static method as a proxy to Levenshtein "clean"
build_cache_key is now an external function
build_soundify is now an external function
Replace getSound by staticmethod GeoBase.sound
Use GeoBase.clean
For static methods, use GeoBase as binded object
Make build_cache_key generic and function independant
sound method is now named phonetic
Update script sounds -> phonemes
Update verbose output
Update release notes