Update changelog.

Author: mikaelhg

CHANGES.md

@@ -1,6 +1,12 @@
 Changelog
 
-## 2.0.0 (UNRELEASED)
+## 2.0.9
+
+* #41 and #42, make Encoder and Decoder methods public
+
+* Upgrade build dependencies
+
+## 2.0.0
 
 * Fix #1 - add W3C tests to the test set.
 
@@ -20,4 +26,4 @@ Changelog
 
 ## 1.3 (2013-04-28)
 
-* Fix #2 - URL parameter ordering should be preserved, as much as possible
+* Fix #2 - URL parameter ordering should be preserved, as much as possible