Make cts work with pacemaker 1.1.9

This is counterpart of adcc21a30c70a40861736bc9d902c2ef2d4b42c4 in
pacemaker.

Signed-off-by: Jan Friesse <jfriesse@redhat.com>

cts/corolab.py

@@ -136,7 +136,8 @@ class CoroLabEnvironment(CtsLab):
         self["all-once"] = 0
         self["LogWatcher"] = "remote"
         self["SyslogFacility"] = DefaultFacility
-    
+        self["stats"] = 0
+
 #
 # Main entry into the test system.
 #