Updated the changelog

Author: rianorie

CHANGELOG.md

@@ -1,5 +1,6 @@
 # [2.0.11](https://github.com/phalcon/cphalcon/releases/tag/phalcon-v2.0.11) (????-??-??)
 - Added a `prepareSave` event to model saving 
+- Added support for OnUpdate and OnDelete foreign key events to the MySQL adapter
 
 # [2.0.10](https://github.com/phalcon/cphalcon/releases/tag/phalcon-v2.0.10) (2016-02-04)
 - ORM: Added support for DATE columns in Oracle