Following Google binary files are used under the APACHE LICINSE V2.0
Google.Apis
Google.Apis.Auth
Google.Apis.Calendar.v3
Google.Apis.Core
Google.Apis.Oauth2.v2
Google.Apis.Client
Google.GData.Contacts
Google.GData.Extensions
Please find the complete license informaton under http://www.apache.org/licenses/LICENSE-2.0

The Newtonsoft.Json framework Copyright (c) 2007 James Newton-King is used under the MIT License (MIT) 
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: 

The System.Net.Http by Microsoft is used under the  MICROSOFT SOFTWARE LICENSE TERMS for MICROSOFT .NET LIBRARY 

The Zlib.Portable.Signed component by AdvancedREI is used under the zlib License.

The Small-n-flat is a free scalable icon pack is used under the CC0 1.0 Universal license.

The TimeZoneConverter by Matt Johnson is distributed under the terms of the MIT License.
