Cleaned up code to be consistent, inc. adding docblocs, using PSR naming conventions & typos

Docblocs benefits:
- IDE auto complete gives info on type etc
- Auto documentation on CI

AbstractFactory/JsonFactory.php

@@ -1,23 +1,37 @@
 <?php
 
-/*
- * DesignPatternPHP
- */
-
 namespace DesignPatterns\AbstractFactory;
 
 /**
+ * Class JsonFactory
+ *
  * JsonFactory is a factory for creating a family of JSON component
  * (example for ajax)
+ *
+ * @package DesignPatterns\AbstractFactory
  */
 class JsonFactory extends AbstractFactory
 {
 
+    /**
+     * Creates a picture component
+     *
+     * @param string $path
+     * @param string $name
+     * @return Json\Picture|Picture
+     */
     public function createPicture($path, $name = '')
     {
         return new Json\Picture($path, $name);
     }
 
+
+    /**
+     * Creates a text component
+     *
+     * @param string $content
+     * @return Json\Text|Text
+     */
     public function createText($content)
     {
         return new Json\Text($content);