[Update] change Api desgin and modify function & data structure naming issue.

[Update] change Api desgin and modify function & data structure naming issue.

- Add comments for doxygen
- Initailize step logic change
	chage the logic for user can select target device.
		createRemoteEnrollee() -> createRemoteEnrollee(OC::OCResource* )
		initRemoteEnrollee() -> deleted

- callback function signature change
	setXXX(), startXXX(Callback) -> startXXX( setdata, Callback)

- modify function's name
	requsetPropertyData -> getConfiguration
	startSecurityProvisioning -> configureSecurity
	startDataProvisioning -> provisionDeviceProperties
	startCloudProvisioning -> provisionCloudProperties

- modify datastructure's name
	propertyData -> EnrolleeConf
	NetworkInfo -> WiFiConfig
	DeviceProvInfo -> DeviceProp
	CloudInfo -> CloudProp

Change-Id: I084cbb821ba26b303aaebbcab96da2fc52fe8429
Signed-off-by: Heewon Park <h_w.park@samsung.com>
Signed-off-by: Jihun Ha <jihun.ha@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/9407
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Uze Choi <uzchoi@samsung.com>