Update ChangeLog for 3.5.0.
diff --git a/ChangeLog b/ChangeLog
index 3f7ae63..c5e4198 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -6,7 +6,7 @@
     http://www.canonware.com/cgi-bin/gitweb.cgi?p=jemalloc.git
     git://canonware.com/jemalloc.git
 
-* 3.5.0 (XXX)
+* 3.5.0 (January 22, 2014)
 
   This version focuses on refactoring and automated testing, though it also
   includes some non-trivial heap profiling optimizations not mentioned below.