Bump Docker to 1.6.1 and the kernel to 4.0.2

Update to 1.6.0

Merge pull request boot2docker#829 from jfrazelle/config-bridge

set the bridge mod as y

Merge pull request boot2docker#825 from coolljt0725/enable_cfs_bandwidth

Enable CFS_BANDWIDTH to support cpu cfs quota

Merge pull request boot2docker#809 from tianon/minor-kernel-bump

Bump kernel to 3.18.10

Merge pull request boot2docker#809 from tianon/minor-kernel-bump

Bump kernel to 3.18.10

Merge pull request boot2docker#790 from devinus/patch-1

Nicer boot2docker ssh example

Bump to v1.5.0

Merge pull request boot2docker#725 from tianon/ttyS1

Finally fix ttyS1! (no more hanky ttyS0 problems)

Merge pull request boot2docker#725 from tianon/ttyS1

Finally fix ttyS1! (no more hanky ttyS0 problems)