[Easy-setup] Fixed Security feature

[Easy-setup] Fixed Security feature

 - Updated Mediator and enrollee sample applications [Android, Linux,Tizen]
 - Updated iotivity.spec file
 - Updated tizen-sdb README file

Change-Id: I95a8540ced6c9b5ac5036afb2763aeb02ec24a09
Signed-off-by: Jay Sharma <jay.sharma@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/6303
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Madan Lanka <lanka.madan@samsung.com>
Conflicts:

	service/easy-setup/sampleapp/enrollee/linux/enrolleewifi.cpp

Conflicts:

	service/easy-setup/sampleapp/enrollee/linux/enrolleewifi.c

Change-Id: I95a8540ced6c9b5ac5036afb2763aeb02ec24a09
Signed-off-by: lankamadan <lanka.madan@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/6313
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Sandipan Patra <sandipan.p@samsung.com>