Microsoft Graph Client Library allows you to call Office 365, Azure AD and other Microsoft services through a single unified developer experience.
August 2017.1 Release Summary (version 1.5.1)
New features for 1.5.0
* Access OneNote notebooks through SharePoint
* New Groups functionality
* Added Intellisense file
New features for 1.5.1
* Updated Newtonsoft JSON.Net dependency to use all version up to 11.