[1.5.0] Rewrite XHTML 1.1 document to describe HTMLDefinition's modularization

- Use ElementDef->child to define a literal ChildDef object, rather than ElementDef->content_model.
- Add notes on transforms, HTMLModule will be able to write those too
- Fix some misc typos.

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@729 48356398-32a2-884e-a903-53898d9a118a

library/HTMLPurifier/HTMLDefinition.php

@@ -168,19 +168,19 @@ class HTMLPurifier_HTMLDefinition
     /**
      * Associative array of deprecated tag name to HTMLPurifier_TagTransform
      * @public
-     */
+     */ // use + operator
     var $info_tag_transform = array();
     
     /**
      * List of HTMLPurifier_AttrTransform to be performed before validation.
      * @public
-     */
+     */ // use array_merge or a foreach loop
     var $info_attr_transform_pre = array();
     
     /**
      * List of HTMLPurifier_AttrTransform to be performed after validation.
      * @public
-     */
+     */ // use array_merge or a foreach loop
     var $info_attr_transform_post = array();
     
     /**