[3.1.0] Preparation for autoload

- Factor out getPath from autoload implementation to its own function
- Ensure extends is on the same line as class for all files

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1515 48356398-32a2-884e-a903-53898d9a118a

library/HTMLPurifier/ChildDef/StrictBlockquote.php

@@ -5,8 +5,7 @@ require_once 'HTMLPurifier/ChildDef/Required.php';
 /**
  * Takes the contents of blockquote when in strict and reformats for validation.
  */
-class   HTMLPurifier_ChildDef_StrictBlockquote
-extends HTMLPurifier_ChildDef_Required
+class HTMLPurifier_ChildDef_StrictBlockquote extends HTMLPurifier_ChildDef_Required
 {
     protected $real_elements;
     protected $fake_elements;