Caching wrapper for nodejitsu/node-http-proxy. Aims to support RFC7234 and related HTTP specifications.
- http://httpwg.github.io/specs/rfc7234.html
- https://www.mnot.net/blog/2011/07/11/what_proxies_must_do
- https://www.mnot.net/blog/2014/06/07/rfc2616_is_dead
- https://www.w3.org/Protocols/rfc2616/rfc2616.html (superseded by multiple RFCs 7230-7237)
