add support for post version queries

config/danbooru_default_config.rb

@@ -453,6 +453,9 @@ module Danbooru
     def aws_sqs_reltagcalc_url
     end
 
+    def aws_sqs_post_versions_url
+    end
+
     def aws_sqs_region
     end
   end

config/routes.rb

@@ -225,6 +225,8 @@ Rails.application.routes.draw do
   get "reports/contributors" => "reports#contributors"
   get "reports/uploads" => "reports#uploads"
   get "reports/similar_users" => "reports#similar_users"
+  get "reports/post_versions" => "reports#post_versions"
+  post "reports/post_versions_create" => "reports#post_versions_create"
   resources :saved_searches, :except => [:show] do
     collection do
       get :categories