oeqa/rutime: Added testcase decorators for automated runtime tests. Also added LogResults decorator for oeTest class in oetest.py

(From OE-Core rev: 95b83084487d0712362ade8ac487999c3274bb96)

Signed-off-by: Lucian Musat <georgex.l.musat@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/lib/oeqa/runtime/skeletoninit.py

@@ -20,6 +20,7 @@ class SkeletonBasicTest(oeRuntimeTest):
         (status, output) =  self.target.run('ls /usr/sbin/skeleton-test')
         self.assertEqual(status, 0, msg = "skeleton-test not found. Output:\n%s" % output)
 
+    @testcase(284)
     @skipUnlessPassed('test_skeleton_availability')
     @unittest.skipIf("systemd" == oeRuntimeTest.tc.d.getVar("VIRTUAL-RUNTIME_init_manager"), "Not appropiate for systemd image")
     def test_skeleton_script(self):