v2.0.0

• Create dedicated class VendorCompress to handle creating PHAR file.
• Improve command line options reading.
• Add Config class to easier create configuration and add file filters.
• Add more FileFilters.
• Add FileProcessors.
• Remove --compression-method option for the sake of dedicated configuration file (replaces old -c argument).
• Add option for compressing whole PHAR archive.
• Add path argument and some debugging info.
• PHP Stan fixes.
• Add tests.