- Updating CHANGELOG.txt.

CHANGELOG.txt

-
 Drupal x.x.x, xxxx-xx-xx (development version)
 ------------------------
 - added free tagging support (folksonomies).
@@ -37,6 +36,10 @@ Drupal x.x.x, xxxx-xx-xx (development version)
     * improved Unicode string handling API.
     * added support for PHP's multibyte string module.
 
+Drupal 4.6.3, 2005-08-15
+------------------------
+- fixed bugs, including a critical "arbitrary PHP code execution" bug.
+
 Drupal 4.6.2, 2005-06-29
 ------------------------
 - fixed bugs, including two critical "arbitrary PHP code execution" bugs.
@@ -89,6 +92,10 @@ Drupal 4.6.0, 2005-04-15
 - documentation:
     * improved and extended PHPDoc/Doxygen comments.
 
+Drupal 4.5.5, 2005-08-15
+------------------------
+- fixed bugs, including a critical "arbitrary PHP code execution" bug.
+
 Drupal 4.5.4, 2005-06-29
 ------------------------
 - fixed bugs, including two critical "arbitrary PHP code execution" bugs.