Changed the MQL hander and model so that the model has a reference to the handler so that the METADATA_SERVICE_URL can be modified externally and will be used in all places
Changed the MQL hander and model so that the model has a reference to the handler so that the METADATA_SERVICE_URL can be modified externally and will be used in all places

SergeyTravin/data-access,SergeyTravin/data-access,kurtwalker/data-access,kurtwalker/data-access,kurtwalker/data-access,SergeyTravin/data-access