Update README.md

Removing change logs.

Author: muthurathinam

README.md

@@ -313,28 +313,6 @@ We'd love to get your feedback about the Microsoft Graph JavaScript client libra
 
 ## Contributing
 Please see the [contributing guidelines](CONTRIBUTING.md).
-## Changelog
-
-#### 1.0.0
-* Added tests for new Graph functionality - Delta query, Extensibility, OneNote, and more.
-
-#### 0.4.0
-* Add support for ES5. Make sure to use `graph-js-sdk-web.js` for web apps
-* Removed iterator helper method.
-
-#### 0.3.1
-* Support for Node.js versions 4 and 5
-
-#### 0.3.0
-* Migrated away from typings in client library core and TypeScript sample
-
-#### 0.2.2
-* Updated SuperAgent to version ``` 3.3.0 ```
-
-#### 0.2.0
-* **Breaking change for existing apps** - Initialize the client library with `MicrosoftGraph.Client.init({...})`. See the updated usage section below for code samples.
-* Added response handling tests to simulate Graph calls
-* Added type declarations file for core client library, which adds intellisense for chained methods.
 
 
 ## Additional resources