Fixed the start adapter bug in ip/tcp adapter. (IOT-753/ IOT-453)

Fixed the start adapter bug in ip/tcp adapter. (IOT-753/ IOT-453)

After multiple terminate initialization, CASendRequest API
is not working. because we didn't set the start flag with false
after stopping adapter. Both JIRA issues are related.

Change-Id: If855c4f689ce6979ae13591f2d4048113148d150
Signed-off-by: hyuna0213.jo <hyuna0213.jo@samsung.com>
Signed-off-by: Ashok Channa <ashok.channa@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/3069
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Jaehong Jo <jaehong.jo@samsung.com>
Reviewed-by: Patrick Lankswert <patrick.lankswert@intel.com>