WebApiContrib/WebApiContrib.Formatting.Jsonp — pull request #18 by y0gzah (2013-10-25 11:19:34+00:00)
Title: UriPathExtensionMapping now optional, added optional QueryStringMapping

Made UriPathExtensionMapping optional
Added QueryStringMapping allowing you to add ?format=jsonp to every request in order to receive a jsonp response.
Made it after realizing there have been some changes to Chrome, sometimes sending a global (*/*) 'accepts' header on cross domain requests (