Update the changelog

Author: Bozhidar Batsov

CHANGELOG.md

@@ -6,6 +6,7 @@
 
 * [#867](https://github.com/clojure-emacs/cider/issues/867): Update Grimoire URL to fix (cider-grimoire-lookup) regression due to HTTP 301 (Moved Permanently).
 * [#883](https://github.com/clojure-emacs/cider/issues/883): Encode properly the javadoc url.
+* [#824](https://github.com/clojure-emacs/cider/issues/824): Fix REPL font-locking.
 
 ## 0.8.1 / 2014-11-20