Update changlog

CHANGELOG.md

 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+## [1.1.0] - 2015-12-03
+
+### Added
+- Events
+
+### Fixed
+- Fix initial divider position in Firefox, should start in middle of map
+
 ## [1.0.2] - 2015-12-02
 
 Initial release