/**
 @page device Device module

 @section Overview
Device module provides capabilities to access Platform device information.<br>
The capabilities are executed directly through Plugins under Plugin Domain "DeviceInfo"<br>
without any involvement of Framework.<br>

 @image html overview_device.png "Software architecture of Device module"

Device module has following sub implementations with each corresponding roles.<br>
	- <b>Device Info</b><br>
	Provides API to get device information.<br>
	Such information has key-value form, so the key should be predefined<br>
	between agent developer and plugin developer before using.<br>

	- <b>Device Executor</b><br>
	Provides APIs to execute device function.<br>
	Such functions are invoked by specifying function name, so the name should be predefined<br>
	between agent developer and plugin developer before using.<br>
*/