integrated a couple of fixes and a new API function

* parser.c include/libxml/parserInternals.h tree.c: integrated
  a couple of fixes and a new API function xmlSetEntityReferenceFunc()
  from Keith Isdale and dedicated to xsldbg the XSLT debugger.
Daniel
diff --git a/ChangeLog b/ChangeLog
index d08503d..db91021 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Sun Jan 13 15:07:49 CET 2002 Daniel Veillard <daniel@veillard.com>
+
+	* parser.c include/libxml/parserInternals.h tree.c: integrated
+	  a couple of fixes and a new API function xmlSetEntityReferenceFunc()
+	  from Keith Isdale and dedicated to xsldbg the XSLT debugger.
+
 Sun Jan 13 14:23:21 CET 2002 Daniel Veillard <daniel@veillard.com>
 
 	* threads.c: applied Serguei Narojnyi's patch to add native