Update Syncronize.js to the latest upstream version:
https://github.com/CallToPower/Synchronize.js/blob/master/src/synchronize.js
Add license note to NOTICES
./modules/matterhorn-videoeditor-workflowoperation/src/main/resources/ui/operation/editor/js/synchronize-min.js
./modules/matterhorn-engage-theodul-plugin-video-videojs/src/main/resources/static/lib/synchronize.js