Include common lib

Change-Id: I655d09d9472327099a4f90c3d4105ee9b1d692ec
diff --git a/cicd-lab-pipeline.groovy b/cicd-lab-pipeline.groovy
index a55d96e..db3492a 100644
--- a/cicd-lab-pipeline.groovy
+++ b/cicd-lab-pipeline.groovy
@@ -26,6 +26,7 @@
  *
  */
 
+common = new com.mirantis.mk.Common()
 git = new com.mirantis.mk.Git()
 openstack = new com.mirantis.mk.Openstack()
 salt = new com.mirantis.mk.Salt()