Atom protocol

http://en.wikipedia.org/wiki/Atom_(standard)

Atom standard
* [RFC 4287](http://tools.ietf.org/html/rfc4287) – "The Atom Syndication Format"
* [RFC 5023](http://tools.ietf.org/html/rfc5023) – "The Atom Publishing Protocol"


Anyone wanting to contribute is welcome
