Install Homebrew, Docker and start a PostgreSQL container from scratch

setup_docker_postgres.sh

#Install Homebrew
ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"

#Install Cask
brew install caskroom/cask/brew-cask

#Install Virtualbox binary
brew cask install virtualbox

#Install Docker and OSX Docker helper
brew install docker
brew install boot2docker

#Start up Docker helper
boot2docker init
boot2docker up

#Export the environment variables
export DOCKER_HOST=tcp://<fill>
export DOCKER_CERT_PATH=<fill>
export DOCKER_TLS_VERIFY=1

#Pull the newest PostgreSQL image
docker pull postgres:9.4

#Start up the container
docker run --name test-postgres -p 5432:5432 -e POSTGRES_PASSWORD=mysecret -d postgres

#Connect to jdbc:postgresql://<ip>:5432/postgres
#Where ip is provided by 
boot2docker ip