anchor.diff:  
   ----
   $ brew info --installed docker-machine-driver-xhyve
  -docker-machine-driver-xhyve: stable 0.3.1 (bottled), HEAD
  +docker-machine-driver-xhyve: stable 0.3.3 (bottled), HEAD
   Docker Machine driver for xhyve
   https://github.com/zchee/docker-machine-driver-xhyve
  -/usr/local/Cellar/docker-machine-driver-xhyve/0.3.1 (3 files, 13.2M) *
  -  Poured from bottle on 2016-12-20 at 17:44:35
  +/usr/local/Cellar/docker-machine-driver-xhyve/0.3.3 (3 files, 10.3MB) *
  +  Poured from bottle on 2017-08-18 at 14:46:20
   From: https://github.com/Homebrew/homebrew-core/blob/master/Formula/docker-machine-driver-xhyve.rb
   ----
   
  
positive.code: [[xhyve-driver-install]]
  == xhyve Driver
  
  {project} is currently tested against *docker-machine-driver-xhyve* version 0.3.1.
  
  [[homebrew-install-xhyve]]
  === Homebrew Install
  
negative.code: . Download the *docker-machine-driver-xhyve* binary using:
  +
  ----
  $ sudo curl -L  https://github.com/zchee/docker-machine-driver-xhyve/releases/download/v0.3.3/docker-machine-driver-xhyve -o /usr/local/bin/docker-machine-driver-xhyve
  ----
  
  . Enable root access for the *docker-machine-driver-xhyve* binary and add it to the default *wheel* group:
  