[1.7.0] Factor out caching of definitions to DefinitionCache, hook in CSS, add a bunch of todos for this functionality. Attr namespace no longer affects HTMLDefinition.

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1093 48356398-32a2-884e-a903-53898d9a118a

library/HTMLPurifier/CSSDefinition.php

@@ -24,6 +24,8 @@ require_once 'HTMLPurifier/AttrDef/Enum.php';
 class HTMLPurifier_CSSDefinition extends HTMLPurifier_Definition
 {
     
+    var $type = 'CSS';
+    
     /**
      * Assoc array of attribute name to definition object.
      */