Change GUI and GUI2 to be apps rather than core features

Change-Id: I862e5bdbccc29fd78716159e168e7a14bc5053e1
diff --git a/tools/dev/vagrant/ansible/roles/onos-install/templates/three_node_cell.j2 b/tools/dev/vagrant/ansible/roles/onos-install/templates/three_node_cell.j2
index 9f5616c..bd9c0ef 100644
--- a/tools/dev/vagrant/ansible/roles/onos-install/templates/three_node_cell.j2
+++ b/tools/dev/vagrant/ansible/roles/onos-install/templates/three_node_cell.j2
@@ -3,5 +3,5 @@
 export OC1="{{ lxc.lxc_one.ip }}"
 export OC2="{{ lxc.lxc_two.ip }}"
 export OC3="{{ lxc.lxc_three.ip }}"
-export ONOS_APPS="drivers,openflow"
-export ONOS_USER="sdn"
\ No newline at end of file
+export ONOS_APPS="gui,drivers,openflow"
+export ONOS_USER="sdn"