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/df.py

@@ -5,6 +5,7 @@ from oeqa.utils.decorators import *
 
 class DfTest(oeRuntimeTest):
 
+    @testcase(234)
     @skipUnlessPassed("test_ssh")
     def test_df(self):
         (status,output) = self.target.run("df / | sed -n '2p' | awk '{print $4}'")