update docs with docker toolbox & machine details
update docs with docker toolbox & machine details

Signed-off-by: Ben Bodenmiller <4449e4abc15ef9731d0ee6651d5164298922365e@hotmail.com>

whuwxl/boot2docker,SvenDowideit/boot2docker,boot2docker/boot2docker,whuwxl/boot2docker,power-dev-env/boot2docker,qxo/boot2docker,tianon/boot2docker-legacy,SvenDowideit/boot2docker,power-dev-env/boot2docker,qxo/boot2docker