comparePillars add newline tag by default

Change-Id: I298242e1d1c315cb8585372f9f414bd39a705d90
diff --git a/src/com/mirantis/mk/Common.groovy b/src/com/mirantis/mk/Common.groovy
index 0df47c9..6cba413 100644
--- a/src/com/mirantis/mk/Common.groovy
+++ b/src/com/mirantis/mk/Common.groovy
@@ -710,7 +710,7 @@
         }
         return description.toString()
     } else {
-        return 'No job changes'
+        return '<b>No job changes</b>'
     }
 }