Azure UMQTT C

Make consolelogger be the default logger
Update umqtt to use the new runtime configurable logging functions
update cmakelist to include architecture and update shared-util
Add messge to indicate Ping Response Failure
Convert umqtt_client unit tests to umock_c
Updating ref to sharedutils with fix for TLS/schannel
Make mqtt codec and mqtt message headers have mockable functions
Fix a cast error in mqtt_message_unittests
Convert umqtt message unittests to umock_c
Update shared-util along with update the KeepAlive second buffer
Added state variable to ensure that our onOpenComplete doesn't get called multiple times