golang functions for HTTP Content-Type autonegotiation (library)

 HTTP Content-Type Autonegotiation functions for golang.
 The functions in this package implement the behaviour specified in
 http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html.
 .
 This golang package is a mirror of bitbucket.org/ww/goautoneg.
 .
 func Negotiate(header string, alternatives []string) (content_type string)
 Negotiate the most appropriate content_type given the accept header and a
 list of alternatives.
 .
 func ParseAccept(header string) (accept []Accept)
 Parse an Accept Header string returning a sorted list of clauses.