From a3e4ab5ca0e0b0f175384f7d0471328da77dac04 Mon Sep 17 00:00:00 2001
From: James Mason <jmason@suse.com>
Date: Tue, 9 Sep 2014 17:49:22 -0700
Subject: [PATCH] there's no such thing as Array#to_h

(cherry picked from commit 780bd84bc17f55b0ece1d86a2b224f0340495c73)
---
 app/models/conference.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/models/conference.rb b/app/models/conference.rb
index eea4e83f..2e73ad45 100644
--- a/app/models/conference.rb
+++ b/app/models/conference.rb
@@ -669,7 +669,7 @@ class Conference < ActiveRecord::Base
         hash[key] = 0
       end
     end
-    hash.sort.to_h
+    Hash[ hash.sort ]
   end
 
   ##