[2.0.1] Improve special case handling for <script>

- DirectLex now honors comments with greater than or less than signs in them
- Comments are transformed into script elements, ending comments are scrapped
- Buggy generator code rewritten to be more error-proof
- AttrValidator checks if token has attributes before processing
- Remove invalid documentation from Scripting
- "Commenting" of script elements switched to the more advanced version

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1189 48356398-32a2-884e-a903-53898d9a118a

tests/HTMLPurifier/HTMLModule/ScriptingTest.php

@@ -18,6 +18,14 @@ class HTMLPurifier_HTMLModule_ScriptingTest extends HTMLPurifier_HTMLModuleHarne
             array('HTML.Trusted' => true)
         );
         
+        // CDATA
+        $this->assertResult(
+'//<![CDATA[
+alert("<This is compatible with XHTML>");
+//]]> ', true,
+            array('HTML.Trusted' => true)
+        );
+        
         // max
         $this->assertResult(
             '<script