The IETF just published several new RFCs that update HTTP/1.1: RFC 7230: Message Syntax and Routing RFC 7231: Semantics and Content RFC 7232: Conditional Requests RFC 7233: Range Request RFC 7234: Caching RFC 7235: Authentication RFC 7236: Authentication Scheme Registrations RFC 7237: Method Registrations RFC 7238: the 308 status code RFC 7239: Forwarded HTTP extension These documents make the ori