Merge branch 'release/1.6.8' into develop
updateLicense

- add server adress to commandwatcher
- add updateLicenseCallback
- add method to release/reserve a license on the server
Clean callback to update licenses

- return result
- several retries
- raise an error with text if needed
- fix pb when executing locally
Merge branch 'feature/releaseLicenseCallback' into develop
Test on eval env
Update version number
Merge branch 'release/1.6.9'