Parse HTTP X-Forwarded-For header
$ npm install forwardedvar forwarded = require('forwarded')var addresses = forwarded(req)Parse the X-Forwarded-For header from the request. Returns an array
of the addresses, including the socket address for the req. In reverse
order (i.e. index 0 is the socket address and the last index is the
furthest address, typically the end-user).
$ npm test