[1.3.0] Huge upgrade, (X)HTML Strict now supported

+ Transparently handles inline elements in block context (blockquote)
! Added GET method to demo for easier validation, added 50kb max input size
! New directive %HTML.BlockWrapper, for block-ifying inline elements
! New directive %HTML.Parent, allows you to only allow inline content
- Added missing type to ChildDef_Chameleon
. ChildDef_Required guards against empty tags
. Lookup table HTMLDefinition->info_flow_elements added
. Added peace-of-mind variable initialization to Strategy_FixNesting

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@560 48356398-32a2-884e-a903-53898d9a118a

docs/ref-loose-vs-strict.txt

@@ -7,11 +7,11 @@ to HTML Purifier, though, so let's take a look:
 
 == Major incompatibilities ==
 
-BLOCKQUOTE changes from 'flow' to 'block'
+[done] BLOCKQUOTE changes from 'flow' to 'block'
     behavior: inline inner contents should not be nuked, paragraph as necessary
-U, S, STRIKE cut
+[partially-done] U, S, STRIKE cut
     behavior: replace with appropriate inline span + CSS
-ADDRESS from potpourri to Inline (removes p tags)
+[partially-done] ADDRESS from potpourri to Inline (removes p tags) (lower importance)
     behavior: p tags silently dropped or replaced with something (<br>)
 
 == Things we can loosen up ==
@@ -38,5 +38,6 @@ A tag's attribute 'target' (for selecting frames) cut
 OL/LI tag's attribute 'start' (for renumbering lists) cut
     behavior: no substitute, just delete
 Attribute 'name' deprecated in favor of 'id'
-    behavior: create proper AttrTransform
+    behavior: not allowed in first place, but create proper AttrTransform
 PRE tag allows SUB/SUP? (strict dtd comment vs syntax, loose disallows)
+    behavior: disallow as usual