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/AbstractFactory.php

@@ -33,7 +33,7 @@ abstract class AbstractFactory
     abstract public function createText($content);
 
     /**
-     * Createss a picture component
+     * Creates a picture component
      * 
      * @param string $path
      * @param string $name