    /** * @private */Ext.define('Ext.exporter.file.ooxml.CoreProperties', {    extend: 'Ext.exporter.file.ooxml.Base',     isCoreProperties: true,     config: {        /**         * @cfg {String} [title="Workbook"]         *         * The name given to the resource.         */        title: "Workbook",         /**         * @cfg {String} [author="Sencha"]         *         * An entity primarily responsible for making the content of the resource.         */        author: 'Sencha',         /**         * @cfg {String} [subject=""]         *         * The topic of the content of the resource.         */        subject: ''     },     contentType: {        contentType: 'application/vnd.openxmlformats-package.core-properties+xml',        partName: '/docProps/core.xml'    },     relationship: {        schema: 'http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties',        target: 'docProps/core.xml'    },     path: '/docProps/core.xml',     tpl: [        '<coreProperties xmlns="http://schemas.openxmlformats.org/package/2006/metadata/core-properties" ',        'xmlns:dcterms="http://purl.org/dc/terms/" ',        'xmlns:dc="http://purl.org/dc/elements/1.1/" ',        'xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">',        '   <dc:creator>{author}</dc:creator>',        '   <dc:title>{title}</dc:title>',        '   <dc:subject>{subject}</dc:subject>',        '</coreProperties>'    ]});