Fabric pipeconf with Tofino support

Change-Id: If2f354c050e4b31cd1fbf17de53641350d0435f0
diff --git a/onos.defs b/onos.defs
index ab661fc..75abb8e 100644
--- a/onos.defs
+++ b/onos.defs
@@ -6,3 +6,4 @@
 APP_PREFIX = ONOS_GROUP_ID + '.'
 
 include_defs('//modules.defs')
+include_defs('//mwc.defs')