fixed to_HTML to render valid html, not xml.
fixed guts() to return extracted nodes in the same document
fixed guts(), now returning text and comment nodes
Checking in changes prior to tagging of version 0.21.

Changelog diff is:

diff --git a/Changes b/Changes
index dd69271..c6296b2 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,15 @@ Revision history for Perl extension HTML::TreeBuilder::LibXML

 {{$NEXT}}

+0.21 2013-05-12T19:12:53Z
+
+    - fixed guts(),
+      - now returning nodes from <head> and <body> instead of just <body>
+      - now returning text and comment nodes instead of just element nodes
+      - returned nodes now belong to the same document
+    - fixed to_HTML to render valid html, not xml
+      (cafe01)
+
 0.20 2013-05-10T20:44:16Z

     - improved replace_with() on document node.