Change docx folder to more appropriate "file" folder

src/file/styles/defaults/index.ts

@@ -0,0 +1,17 @@
+import { XmlComponent } from "../../xml-components";
+import { ParagraphPropertiesDefaults } from "./paragraph-properties";
+import { RunPropertiesDefaults } from "./run-properties";
+
+export class DocumentDefaults extends XmlComponent {
+
+    private runPropertiesDefaults: RunPropertiesDefaults;
+    private paragraphPropertiesDefaults: ParagraphPropertiesDefaults;
+
+    constructor() {
+        super("w:docDefaults");
+        this.runPropertiesDefaults = new RunPropertiesDefaults();
+        this.paragraphPropertiesDefaults = new ParagraphPropertiesDefaults();
+        this.root.push(this.runPropertiesDefaults);
+        this.root.push(this.paragraphPropertiesDefaults);
+    }
+}

src/file/styles/defaults/paragraph-properties.ts

@@ -0,0 +1,10 @@
+import { ParagraphProperties } from "../../paragraph/properties";
+import { XmlComponent } from "../../xml-components";
+
+export class ParagraphPropertiesDefaults extends XmlComponent {
+
+    constructor() {
+        super("w:pPrDefault");
+        this.root.push(new ParagraphProperties());
+    }
+}

src/file/styles/defaults/run-properties.ts

@@ -0,0 +1,24 @@
+import { Size } from "../../paragraph/run/formatting";
+import { RunProperties } from "../../paragraph/run/properties";
+import { RunFonts } from "../../paragraph/run/run-fonts";
+import { XmlComponent } from "../../xml-components";
+
+export class RunPropertiesDefaults extends XmlComponent {
+    private properties: RunProperties;
+
+    constructor() {
+        super("w:rPrDefault");
+        this.properties = new RunProperties();
+        this.root.push(this.properties);
+    }
+
+    public size(size: number): RunPropertiesDefaults {
+        this.properties.push(new Size(size));
+        return this;
+    }
+
+    public font(fontName: string): RunPropertiesDefaults {
+        this.properties.push(new RunFonts(fontName));
+        return this;
+    }
+}