untabify
Merge remote-tracking branch 'upstream/master'
RFC5234 (ABNF) updated
RFC4949 updated
RFC5023 updated
RFC3394 updated and aliased
RFC3279 updated
RFC3279 - typo fixed
RFC3339 updated
RFC5649 updated and aliased
RFC6265 updated and aliased
RFC6763 updated and aliased
RFC6090 updated and aliased
RFC5322 updated and aliased
RFC2631 updated and aliased
RFC2104 updated and aliased
RFC2818 updated and aliased
RFC5245 updated and aliased
obsoletes -> array
RFC3987 alias