New P4 dev and tutorial VM with Ubuntu 18.04

Change-Id: Iacf2ca8f8467dc91e696ace5ed30412f7869110a
(cherry picked from commit 2b8bcbcd3d0e3e66ee2bc681f0f1dfbb0e2a218f)
diff --git a/tools/dev/bash_profile b/tools/dev/bash_profile
index a66d2b9..2e14e7e 100644
--- a/tools/dev/bash_profile
+++ b/tools/dev/bash_profile
@@ -343,5 +343,5 @@
 alias uktopo='onos-netcfg $OCI $ONOS_ROOT/tools/test/topos/uk-cfg.json'
 
 # Mininet command that uses BMv2 instead of OVS
-alias mn-bmv2='sudo -E mn --custom $BMV2_MN_PY --switch onosbmv2 --controller remote,ip=$OC1'
-alias mn-stratum='sudo -E mn --custom $BMV2_MN_PY --switch stratum --controller remote,ip=$OC1'
+alias mn-bmv2='sudo -E mn --custom $BMV2_MN_PY --switch onosbmv2 --controller remote,ip=$OCI'
+alias mn-stratum='sudo -E mn --custom $BMV2_MN_PY --switch stratum --controller remote,ip=$OCI'