remove unknown tags

add license file

Release 2.0.4 - Clean repository for ContentDB

Release 2.0.3 - ContentDB compatibility fixes

Release v2.0.9 - Fix supported_games validation

Release v2.0.8 - Fix ContentDB mobs tag validation

Release v2.0.7 - Fix kitz dependency validation

Release v2.0.6 - Fix ContentDB tag validation

Release v2.0.5 - Bundle kitz library for ContentDB compatibility

ContentDB Submission Ready - Fixed field conflicts