Csharp Device Client

• File upload support for UWP
• Enabling x509 support for File Upload
• Fix for bad packet ID generation
• Fix to return explicit error when method request/response has a non-json payload
• Add verification to ensure that X.509 client certificate presented to DeviceClient contains a private key
• Upgrade Microsoft.Azure.Amqp dependency to v2.04
• Upgrade DotNetty dependency to v.0.4.4
• Reliability fixes for MQTT and UWP

Csharp Service Client

• Upgrade Microsoft.Azure.Amqp dependency to v2.04