changelog
- Add coordinate system with WKT in TTL and JSON
- Add usermetadata-file (manually defined outside) in ttl and json
- Add try/except to output missing keys in newer software versions on the console
- Update Agisoft script for software version 2.0.0
- Update atos_2016 script for ZEISS Inspect software version 2013
- Update atos_2016 script for other sensors (e.g. ZEISS ATOS Q)