System_install

Installs rbenv to the system location, by default /usr/local/rbenv

Properties

Name	Type	Default
git_url	`String`	`https://github.com/rbenv/rbenv.git`
git_ref	`String`	`master`
global_prefix	`String`	`/usr/local/rbenv`
update_rbenv	`true`, `false`	`true`

rbenv_system_install 'foo' do
  update_rbenv 'false'
  global_prefix '/home/vagrant/.rbenv'
end