Added in the ability to create borders for paragraphs

src/file/paragraph/properties.ts

@@ -1,9 +1,14 @@
 // http://officeopenxml.com/WPparagraphProperties.php
 import { XmlComponent } from "file/xml-components";
+import { Border } from "./formatting/border";
 
 export class ParagraphProperties extends XmlComponent {
+    public paragraphBorder: Border;
+    
     constructor() {
         super("w:pPr");
+        this.paragraphBorder = new Border();
+        this.push(this.paragraphBorder);
     }
 
     public push(item: XmlComponent): void {