Merge pull request #47 from denniszhuo/master

Updated lib and command line application
Merge pull request #48 from denniszhuo/master

Updated AVDECC Controller lib and command line application
linux: netif: correction to match base class mac_addr()
linux: notification: post_log_event() -> post_notification_event()
lib: fix compiler warnings - no functional change
app: cmd_line: fix warnings
app: linux: correct makefile
app: correct clock source index output
Merge pull request #49 from andrew-elder/master

linux build updates & warnings
controller:lib: Fixed type for AEM and ACMP command status. Added more
detailed descriptor for notification and logging. Updated notification
callback to include command status.
controller:app: Updated command line application get_stream_info function
to print out stream info fields information.