Add Control Presence Callback

Add Control Presence Callback

Add Device/Resource Presence Check
Add Log Message using OC_LOG
Fix Merge Conflict File(Sconscript)
Add description about enum class in BrokerTypes.h
Delete  the meaningless blank
Add Timer Logic
(is not fixed until now,after finishing timer class,will be fixed)
Fix the issues about Patch set4's comments

Change-Id: I5eb87f4da751a54f5224c0d0b14ddedccb7d53f6
Signed-off-by: doil.kwon <doil.kwon@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/1275
Reviewed-by: Hun-je Yeon <hunje.yeon@samsung.com>
Reviewed-by: Madan Lanka <lanka.madan@samsung.com>
Reviewed-by: Uze Choi <uzchoi@samsung.com>
Tested-by: Uze Choi <uzchoi@samsung.com>