Azure IoT SDKs

C SDK
Update file copy for suppressions file
Support specifying field GatewayHostName in connection string
Fix E2E tests -
Add drd suppressions for E2E tests
Add suppression files for helgrind for E2E tests
Order changes in E2E tests
Have MQTT E2E tests use the common E2E code
Fix crash for MQTT E2E tests
Add E2E tests for AMQP WS
Revert order of client creation and sending the C2D message in E2E tests to avoid sporadic MQTT failures
Add platform init to avoid failing tests
Make skip_samples a configurable option
Fix build break in amqp unit test
Fix AMQP over WS sample
Remove extra trusted_ca field from the wsio config for AMQP over WS
Remove unnecessary headers

C# SDK
Add Microsoft.Azure.Devices.Uwp.dll in auto-sign script.
Fix .net mf build break
Build in C# using Xamarin for iOS and Android

Java SDK
Change java message queues to blocking queue
Fix NoSuchElementException for AMQPS transport
Set default certificate only if none provided

Node SDK
Fix nested message issue when using npm < v3 (#838)
Add .npmignore file to SDK packages

Miscellaneous
Tools
Changed X509 to lower case for consistency with other SDKs and iothub-explorer.
Stringify an object. Know it was already converted to json in iothub-explorer

Documentation

C SDK
Update yocto-intel-edison-c.md
Add --skip-unittests for Raspbian
Support older gcc version 4.4.7
Get start STM32 Nucleo
Add --use-websockets for gcc 4.4

C# SDK
Add device specific documents from Avalue and MSC Technologies
Add instructions for running CppUWPSample
Add device specific instructions for devices from Advantech and Moxa

Java SDK
Update documentation for Android support
Add device specific document for SC98xx device from Spreadtrum

Node
Add prerequisites section for Node.js

Python
Update python-devbox-setup to resolve build issues

Pull merge request
#839 #836 #835 #831 #825 #824 #819 #820 #817 #816 #722 #811 #812