Refactor

  * De-duplicate scripts
  * Fix kernels to latest lts-xenial virt

Change-Id: I01280ad119146345eb02518ba80c2c6e8d37c40e
diff --git a/ubuntu-16.04/scripts/salt.sh b/ubuntu-16.04/scripts/salt.sh
index 0213bfc..dd13dfd 100644
--- a/ubuntu-16.04/scripts/salt.sh
+++ b/ubuntu-16.04/scripts/salt.sh
@@ -1,3 +1,10 @@
+#!/bin/bash -xe
+
+# Add apt repository
+echo "deb [arch=amd64] http://apt.mirantis.com/xenial/ nightly salt" > /etc/apt/sources.list.d/mcp_salt.list
+echo "deb [arch=amd64] http://apt.mirantis.com/xenial/ nightly extra" > /etc/apt/sources.list.d/mcp_extra.list
+curl -sf http://apt.mirantis.com/public.gpg | apt-key add -
+
 wget -O - https://repo.saltstack.com/apt/ubuntu/16.04/amd64/2016.3/SALTSTACK-GPG-KEY.pub | sudo apt-key add -
 echo "deb http://repo.saltstack.com/apt/ubuntu/16.04/amd64/2016.3 xenial main" >/etc/apt/sources.list.d/saltstack.list
 apt-get update