Remove all references to template

src/file/app-properties/app-properties-attributes.ts

@@ -0,0 +1,13 @@
+import { XmlAttributeComponent } from "file/xml-components";
+
+export interface IAppPropertiesAttributes {
+    xmlns: string;
+    vt: string;
+}
+
+export class AppPropertiesAttributes extends XmlAttributeComponent<IAppPropertiesAttributes> {
+    protected xmlKeys = {
+        xmlns: "xmlns",
+        vt: "xmlns:vt",
+    };
+}

src/file/app-properties/app-properties.ts

@@ -0,0 +1,13 @@
+import { XmlComponent } from "file/xml-components";
+import { AppPropertiesAttributes } from "./app-properties-attributes";
+
+export class AppProperties extends XmlComponent {
+    constructor() {
+        super("Properties");
+
+        this.root.push(new AppPropertiesAttributes({
+            xmlns: "http://schemas.openxmlformats.org/officeDocument/2006/extended-properties",
+            vt: "http://schemas.openxmlformats.org/officeDocument/2006/docPropsVTypes",
+        }));
+    }
+}