
Usage:

  rvm get {latest|x.y.z|head|master,help}

Options:

  latest      - download and install the latest RVM release listed by
                http://rvm.beginrescueend.com/releases/stable-version.txt

  x.y.z       - download and install a specific RVM release

  head        - git clone and install the latest RVM repository master/HEAD.
  master

  help        - Output this message.

