Update vial to postgresql 9.6 and carto v4.0.0

diff --git a/roles/vial.rb b/roles/vial.rb
index ab6bdca..30b995f 100644 (file)
--- a/roles/vial.rb
+++ b/roles/vial.rb
@@ -39,7 +39,7 @@ default_attributes(
     }
   },
   :postgresql => {
-    :versions => ["9.5"],
+    :versions => ["9.6"],
     :settings => {
       :defaults => {
         :shared_buffers => "8GB",
@@ -59,11 +59,12 @@ default_attributes(
   },
   :tile => {
     :database => {
-      :cluster => "9.5/main"
+      :cluster => "9.6/main"
     },
     :node_file => "/store/database/nodes",
     :styles => {
       :default => {
+        :revision => "v4.0.0",
         :tile_directories => [
           { :name => "/store/tiles/default", :min_zoom => 0, :max_zoom => 19 }
         ]