Basic Cookie and Set-Cookie (only parsing) headers implementation.
Add cookie-rs and use `cookie::Cookie` in `Cookie` header.
Build SetCookie from CookieJar
Add cookie_rs as default feature and implement conditional compilation.
adjustments to Cookie and SetCookie
use Vec::with_capacity(raw.len()) for Cookies
update to newest cookie-rs
Merge pull request #106 from hyperium/cookies

Cookies