+2009-12-31 Tim Retout <diocles@gnu.org>
+
+ * configure.ac: Set version to 1.6.4.91.
+
+2009-12-27 Tim Retout <diocles@gnu.org>
+
+ * configure.ac: Set version to 1.6.4.90.
+ * NEWS: Add noteworthy changes for 1.6.5, and a placeholder for
+ 1.6.4.
+