Octavia policy management

- it is possible to specify policy via pillar

Prod-Related: PROD-34053
Change-Id: I0b3878c414195cca8495dcd7450ad5c1b1a4e8a5
diff --git a/metadata.yml b/metadata.yml
index e7875d0..b37c957 100644
--- a/metadata.yml
+++ b/metadata.yml
@@ -2,6 +2,8 @@
 version: "2017.6"
 source: "https://gerrit.mcp.mirantis.com/salt-formulas/octavia"
 dependencies:
+  - name: keystone
+    source: "https://gerrit.mcp.mirantis.com/salt-formulas/keystone"
   - name: neutron
     source: "https://gerrit.mcp.mirantis.com/salt-formulas/neutron"
   - name: nova