Update Changelog

Author: dimirc

CHANGELOG.md

@@ -1,6 +1,11 @@
 # Change Log
 All notable changes to this project will be documented in this file.
 
+## [v0.13.1][v0.13.1] (2015-09-29)
+### Fixed
+- Modify regex to accept a full 'collection expression' when not using (key,value) syntax [#1216](https://github.com/angular-ui/ui-select/pull/1216)
+- Avoid to recalculate position when set 'down' [#1214](https://github.com/angular-ui/ui-select/issues/1214#issuecomment-144271352)
+
 ## [v0.13.0][v0.13.0] (2015-09-29)
 ### Added
 - Allow to configure default dropdown position [#1213](https://github.com/angular-ui/ui-select/pull/1213) 
@@ -18,5 +23,5 @@ All notable changes to this project will be documented in this file.
 - Fix to work correctly with debugInfoEnabled(false) [#1131](https://github.com/angular-ui/ui-select/pull/1131)
 - Limit the maximum number of selections allowed in multiple mode [#1110](https://github.com/angular-ui/ui-select/pull/1110)
 
-[unreleased]: https://github.com/angular-ui/ui-select/compare/v0.13.0...HEAD
+[v0.13.1]: https://github.com/angular-ui/ui-select/compare/v0.13.0...v0.13.1
 [v0.13.0]: https://github.com/angular-ui/ui-select/compare/v0.12.1...v0.13.0