CORD-1939: support for nose2
modify test cases to be compliant with automation
Cherry-pick from cord-4.1 b641f9060eb912470a284bfd04dd955b031af708

Change-Id: I01914ccfb57979994534c6128bc5ff72ae10f64b
diff --git a/unittest.cfg b/unittest.cfg
new file mode 100644
index 0000000..7ca4d6b
--- /dev/null
+++ b/unittest.cfg
@@ -0,0 +1,5 @@
+[unittest]
+plugins=nose2-plugins.exclude
+code-directories=xos-genx
+                 xos-config
+