Sigma tool release 0.15.0

Added

• sigma-uuid tool for addition and check of Sigma rule identifiers
• Default configurations
• Restriction of compared rules in sigma-similarity
• Regular expression support in es-dsl backend
• LimaCharlie support for proxy rule category
• Source distribution for PyPI

Changed

• Type errors are now ignored with -I

Fixed

• Removed wrong mapping of CommandLine field mapping in THOR config