Additional info in README

Added info about breaking change to README:md

Author: nyanhp

README.md

@@ -120,7 +120,7 @@ xVirtualMemory has the following properties:
 
 ### Unreleased
 * Updated resources
-  - xScheduledTask: Added nearly all available parameters for tasks
+  - BREAKING CHANGE: xScheduledTask: Added nearly all available parameters for tasks
 
 ### 1.10.0.0
 * Added resources