Changes for version 2.2 - 2014-06-09
- connection header was malformed (patch by Raphael Geissert).
- add lots of known idempotent methods from httpbis.
- implement relative location headers (rfc 7231), with fallback on URI.
- add support for status code 308 from rfc 7238.
- recommend URI.
- AnyEvent::HTTP - simple but non-blocking HTTP/HTTPS client