Token refresh logic in the sample device (thin_room_light)

Token refresh logic in the sample device (thin_room_light)

1. Token refresh logic is added to the sample device (thin_room_light)

Change-Id: I4fbeab1a3f665e065c3297e808a0145f751631d6
Signed-off-by: yeonghun.nam <yeonghun.nam@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/11403
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Jee Hyeok Kim <jihyeok13.kim@samsung.com>
(cherry picked from commit f04dc53a73ed5369f6718fd81174d87ab51c712c)
Reviewed-on: https://gerrit.iotivity.org/gerrit/11961