[TASK] Refactor label files
[TASL] Clean up use of EmailValidator
[TASK] Move away some classes from Utility
[FEATURE] Complete translate VH example
[TASK] Remove unused exception MissingPropertyValueInMessageObjectException
[TASK] Class alias
[FEATURE] Add messeage template of type "file"
[FEATURE] Add method extractMakersFromTemplate as part of the Message API
[TASK] Code clean up
[REFACTOR] Rename method "addMarker" to be "assign"