Deprecating stats.conf in favor of static type:

* root can be disabled
* log can be disabled
* indexes could be disabled
* stats vhost can now
  - be binded
  - use ssl
  - use access list
  using static type
* stats.conf now is deprecated

Change-Id: Iffd91b80df1f576d10e7e15675d95ffa46fe6485
diff --git a/metadata/service/server/stats.yml b/metadata/service/server/stats.yml
index 76b32b8..130dae1 100644
--- a/metadata/service/server/stats.yml
+++ b/metadata/service/server/stats.yml
@@ -4,8 +4,12 @@
       site:
         nginx_stats_server:
           enabled: true
-          type: nginx_stats
+          type: nginx_static
+          stats: True
+          indexes: []
+          root: disabled
           name: stats
           host:
             name: 127.0.0.1
+            address: 127.0.0.1
             port: 8888