Charset Normalizer

Changes :

• Feature : Added has_submatch, percent_chaos and percent_coherence properties on single match object.
• Improvement : best() method of CharsetNormalizerMatches has been rewritten for better readability.
• Feature : Added explain boolean positional parameter to print out what actually happen when searching for a match.
• Improvement : Detection has been globally improved.
• Feature : You can exclude some encoding when searching for a match with parameter cp_exclusion. List of str. for from_bytes from_path and from_fp.
• Feature : You can limit the search to some encoding when looking for a match with parameter cp_isolation. List of str. for from_bytes from_path and from_fp.
• Feature : import charset_normalizer is enough to provide additional help when you encounter UnicodeDecodeError exception.