Add logic in container to get notification when bundle resource updated

Add logic in container to get notification when bundle resource updated

- add logic to get notification when bundle resource attributes are updated, and enable to notify observers using server builder

Change-Id: I0e2b5c3d72d383b919ab7a7f0a6bbc6403f3ac9e
Signed-off-by: Minji Park <minjii.park@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/2547
Reviewed-by: Markus Jung <markus.jung@samsung.com>
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Madan Lanka <lanka.madan@samsung.com>