prepare release 1.2.0

Author: dbu

CHANGELOG.md

@@ -1,13 +1,23 @@
 Changelog
 =========
 
+1.2.0
+-----
+
+Release 1.2.0
+
 1.2.0-RC1
 ---------
 
 * **2013-12-23**: add support for ChainRouter::getRouteCollection()
 * **2013-01-07**: Removed the deprecated $parameters argument in
   RouteProviderInterface::getRouteByName and getRoutesByNames.
 
+1.1.0
+-----
+
+Release 1.1.0
+
 1.1.0-RC1
 ---------