#Install
If cask not installed : https://github.com/caskroom/homebrew-cask
$ brew install caskroom/cask/brew-cask
Install vagrant - http://sourabhbajaj.com/mac-setup/Vagrant/README.html
$ brew cask install virtualbox
$ brew cask install vagrant
$ brew cask install vagrant-manager
Completion - https://github.com/kura/vagrant-bash-completion
#Setup an Ubuntu
$ mkdir ubuntu_trusty64
$ cd ubuntu_trusty64
$ vagrant box add ubuntu/trusty64
$ vagrant init ubuntu-VAGRANTSLASH-trusty64
$ vagrant up
#Connect to VM
$ vagrant ssh
Then, for example ...
$ sudo apt-get install git