When visiting <https://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html> you are notified that "This document has been superseded." [specifications/standard-header-set-specification.md](https://github.com/FamilySearch/gedcomx/blob/master/specifications/standard-header-set-specification.md) need an update some informations are now here <https://www.rfc-editor.org/rfc/rfc7231.html#section-3.1>
When visiting https://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html you are notified that "This document has been superseded."
specifications/standard-header-set-specification.md need an update
some informations are now here https://www.rfc-editor.org/rfc/rfc7231.html#section-3.1