drivetrain_ha model fixes - basic working setup

Change-Id: Ic825a7574debde9ee7959e90711aff4a1b27626e
diff --git a/classes/cluster/drivetrain_ha/bootstrap_vars b/classes/cluster/drivetrain_ha/bootstrap_vars
new file mode 100644
index 0000000..481bf83
--- /dev/null
+++ b/classes/cluster/drivetrain_ha/bootstrap_vars
@@ -0,0 +1 @@
+FORMULAS_SALT_MASTER+=(glusterfs docker aptly keepalived rundeck)