increase random post mod queue length to 12

Gemfile.lock

@@ -114,7 +114,6 @@ GEM
     coinbase (4.0.7)
       bigdecimal
     colorize (0.7.7)
-    concurrent-ruby (1.0.2)
     crack (0.4.2)
       safe_yaml (~> 1.0.0)
     crass (1.0.2)
@@ -217,7 +216,6 @@ GEM
     metaclass (0.0.4)
     method_source (0.8.2)
     mime-types (2.99.3)
-    mime-types-data (3.2016.0521)
     mini_portile2 (2.1.0)
     minitest (5.9.1)
     mocha (1.1.0)

app/controllers/moderator/post/queues_controller.rb

@@ -1,6 +1,8 @@
 module Moderator
   module Post
     class QueuesController < ApplicationController
+      RANDOM_COUNT = 12
+      
       respond_to :html, :json
       before_filter :approver_only
 
@@ -22,7 +24,7 @@ module Moderator
         cookies.permanent[:moderated] = Time.now.to_i
 
         ::Post.without_timeout do
-          @posts = ::Post.order("posts.id asc").pending_or_flagged.available_for_moderation(false).reorder("random()").limit(5)
+          @posts = ::Post.order("posts.id asc").pending_or_flagged.available_for_moderation(false).reorder("random()").limit(RANDOM_COUNT)
           @posts.each # hack to force rails to eager load
 
           if @posts.empty?