Bump Docker to 1.6.1 and the kernel to 4.0.2

Update to 1.6.0

Bump to v1.5.0

Bump to v1.4.1

Bump to v1.4.0

Bump to 1.3.3

Bump to v1.3.2

Merge pull request boot2docker#610 from tianon/bump-v1.3.1

Bump to v1.3.1 and add better "version" output to boot2docker.sh on login

Update README to 1.3.0 (since we missed this in boot2docker#566)

Merge pull request boot2docker#496 from SvenDowideit/3.16.1-config-file

linux 3.16.1 kernel has tested well all day, using it