Merge pull request #366 from joker1007/fix-apply_request_options

Assign `open_timeout` option in `apply_request_options`

lib/google/apis/core/http_command.rb

@@ -292,6 +292,7 @@ module Google
           end
           req.header.update(header)
           req.options.timeout = options.timeout_sec
+          req.options.open_timeout = options.open_timeout_sec
         end
 
         private