Patch to ruby-openid-2.1.2 to make it work with phusion passenger (th…

…anks bitsweat)

bitsweat: STDERR is a constant that always points the original IO stream
bitsweat: whereas $stderr is free to be twiddled around, redirected, etc
bitsweat: most places you see STDERR should be $stderr

vendor/ruby-openid-2.1.2/lib/openid/util.rb

@@ -71,7 +71,7 @@ def Util.append_args(url, args)
       url << Util.urlencode(args)
     end
 
-    @@logger = Logger.new(STDERR)
+    @@logger = Logger.new($stderr)
     @@logger.progname = "OpenID"
 
     def Util.logger=(logger)