Merge pull request #129 from oauth-xx/silence_net_http_header_obsolete

Silencing 'Net::HTTPResponse#header is obsolete'

Author: ch1ago

lib/oauth/consumer.rb

@@ -229,7 +229,7 @@ def token_request(http_method, path, token = nil, request_options = {}, *argumen
         end
       when (300..399)
         # this is a redirect
-        uri = URI.parse(response.header['location'])
+        uri = URI.parse(response['location'])
         response.error! if uri.path == path # careful of those infinite redirects
         self.token_request(http_method, uri.path, token, request_options, arguments)
       when (400..499)