Add BrokerID for start and cancel Broker.

Add BrokerID for start and cancel Broker.

Implementation generate BrokerID.
Implementation cancelHostResource method.
Add resource and device delete logic.
Delete unused defined value.

Change-Id: I83ac5e2af16493ff9e81c757bc523ad934b281c0
Signed-off-by: jyong2.kim <jyong2.kim@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/1400
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Hun-je Yeon <hunje.yeon@samsung.com>
Reviewed-by: kwon doil <doil.kwon@samsung.com>
Reviewed-by: Uze Choi <uzchoi@samsung.com>