Add following wrapper macros for convenience.

Add following wrapper macros for convenience.

- OIC_TRACE_MARK, OIC_TRACE_BUFFER

Add and modify trace point positions for clarification.

Change-Id: I3996b38d71d3a2cfe4abff2353f8aef66e6ceb8a
Signed-off-by: Kihyuck Shin <kihyuck.shin@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/17821
Tested-by: jenkins-iotivity <jenkins@iotivity.org>
Reviewed-by: jihwan seo <jihwan.seo@samsung.com>
Reviewed-by: Phil Coval <philippe.coval@osg.samsung.com>
Reviewed-by: Ashok Babu Channa <ashok.channa@samsung.com>