Update README.md

Author: kshamim

README.md

@@ -2,8 +2,8 @@
 
 ## Current Version
 
-Version: 2.5.1
-February 29th, 2016
+Version: 2.5.2
+March 9th, 2016
 
 ## Important Notes About iOS 9:
 ### App Transport Security
@@ -36,6 +36,10 @@ Please visit [http://www.fusepowered.com](http://www.fusepowered.com) for an acc
 
 ## Release Notes
 
+### 2.5.2
+March 9th, 2016
+* Fix for potential crash on iOS 7 with rewarded ads
+
 ### 2.5.1
 February 2th, 2016
 * Hotfix for IAP validation