BASE_IMAGE_VERSION=0.0.1 BASE_IMAGE_VERSION_FILE=base-images-$BASE_IMAGE_VERSION.tar.gz BASE_IMAGE_FILE=base-images.tar.gz VIRTUALBOX_FILE=virtualbox-4.3.12.pkg BOOT2DOCKER_CLI_VERSION=1.2.0 BOOT2DOCKER_CLI_VERSION_FILE=boot2docker-$BOOT2DOCKER_CLI_VERSION BOOT2DOCKER_CLI_FILE=boot2docker COCOASUDO_FILE=cocoasudo