formatItemTitle(mModelData) {
			return `${mModelData.namespace + mModelData.fileName}.${mModelData.fileType}`;
		}
Title formatter: combines the items namespace, filename and type.
@param {object} mModelData - Object with model data
@param {string} mModelData.namespace - Namespace
@param {string} mModelData.fileName - Filename
@param {string} mModelData.fileType - Filetype
@returns {string} Item title after formatting
@public