Remove the bind mount for dev/console which override the mknod/label

Docker-DCO-1.1-Signed-off-by: Guillaume J. Charmes <guillaume@charmes.net> (github: creack)
Add cpuset cpus support for docker
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
"nsinit exec ..." forwards signals to container

Docker-DCO-1.1-Signed-off-by: Bernerd Schaefer <bj.schaefer@gmail.com> (github: bernerdschaefer)
don't call sort for every add in history

This moves the call to sort in daemon/history to a function to be
called explicitly when we're done adding elements to the list.

This speeds up `docker ps`.

Docker-DCO-1.1-Signed-off-by: Cristian Staretu <cristian.staretu@gmail.com> (github: unclejack)
Merge pull request #5794 from unclejack/speed_up_ps

don't call sort for every add in daemon/history
Merge pull request #5758 from crosbymichael/add-cpuset

Add cpuset cpus support for docker
Merge pull request #5781 from creack/remove_bind_console

Remove the bind mount for dev/console which override the mknod/label
Merge pull request #5791 from bernerdschaefer/nsinit-exec-forwards-signals

"nsinit exec ..." forwards signals to container