Update README.md

Author: nakosung

README.md

@@ -14,6 +14,8 @@ Unreal.js is a plug-in which brings V8-powered Javascript into UnrealEngine4.
 - Communicate with outer world: REST, process(pipe), arraybuffer, ...
 - Bridge API for editor extension
 - Auto-completion for **Visual Studio Code** (auto-generated [*.d.ts](http://definitelytyped.org/))
+- Debugging within **Visual Studio**
+- Profiling supported by V8
 - Dedicated Javascript console on UnrealEditor
 
   ![](https://github.com/ncsoft/Unreal.js/blob/master/doc/images/UnrealJs_JavascriptConsole.gif)