[2.1.0] Implement Ruby.

- Destroy some zombie context variables
- Reorganize some TODO items

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1347 48356398-32a2-884e-a903-53898d9a118a

tests/HTMLPurifier/StrategyHarness.php

@@ -6,6 +6,7 @@ class HTMLPurifier_StrategyHarness extends HTMLPurifier_ComplexHarness
 {
     
     function setUp() {
+        parent::setUp();
         $this->func      = 'execute';
         $this->to_tokens = true;
         $this->to_html   = true;