From c2a5170957d2c4da77ec0379fcc04bf9723a7cf5 Mon Sep 17 00:00:00 2001
From: Bernard Potocki <bernard.potocki@imanel.org>
Date: Thu, 7 Jan 2016 21:10:26 +0100
Subject: [PATCH] fix for draft 76 when challenge might sometimes fail
Refer:https://github.com/imanel/websocket-ruby/commit/c2a5170957d2c4da77ec0379

---
 lib/websocket/handshake/handler/client76.rb | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

 - fix handshake for draft 11+ sending Sec-WebSocket-Origin instead of Origin
diff --git a/lib/websocket/handshake/handler/client76.rb b/lib/websocket/handshake/handler/client76.rb
index d0be7607..5f8b2789 100644
--- a/lib/websocket/handshake/handler/client76.rb
+++ b/lib/websocket/handshake/handler/client76.rb
@@ -56,7 +56,7 @@ def challenge
                 [@key2_number].pack('N*') +
                 key3
 
-          @challenge = Digest::MD5.digest(sum)
+          @challenge = Digest::MD5.digest(sum).strip
         end
 
         # Verify if challenge sent by server match generated one