Upgrade libsmack npruntime tests.
[Issue#] SSDWSSP-599
[Feature] N/A
[Cause] libprivilege-control and smack-privilege-config changed.
[Solution] Test case nr 20 changed from general to SMACK version, few
instructions added. New NOSMACK version of this test case is
now created.
[Verification] Build, install and run tests including the following commits:
http://slp-info.sec.samsung.net/gerrit/#/c/315582/
http://slp-info.sec.samsung.net/gerrit/#/c/315493/
Run tests on target without smack also.
Change-Id: Id156de668557d590155970e8b91145cf8a5217f9