Improved audiooutput and audioinput examples.

Always show the default audio device first in the drop-down box.

Change-Id: Icbafa9e316fd330fe7a9801a8e2efef6f20ff054
Reviewed-by: Christian Stromme <christian.stromme@digia.com>
Bump version

Change-Id: I8af8aab3257d70270318a152a73380aebdd41a41
Merge remote-tracking branch 'origin/5.3' into dev

Conflicts:
	.qmake.conf

Change-Id: Ic2b4c2bf7b985c97d75d70980413da4f569f207a