Add "Should-Start" cgroupfs-mount and cgroup-lite to sysvinit-debian init script

It's fine to list both here because "Should-Start" is a loose binding (ie, if the listed service exists, it'll be started first, but otherwise, this one will start without it).

Docker-DCO-1.1-Signed-off-by: Andrew Page <admwiggin@gmail.com> (github: tianon)
Fixing pre-commit-msg URL

URL referred to raw.github.com instead of raw.githubusercontent.com. Fixed.

Docker-DCO-1.1-Signed-off-by: Aaron Huslage <huslage@gmail.com> (github: huslage)
remove addString and replace Tail

Docker-DCO-1.1-Signed-off-by: Victor Vieux <vieux@docker.com> (github: vieux)
fix event removal

Docker-DCO-1.1-Signed-off-by: Victor Vieux <vieux@docker.com> (github: vieux)
Add Licensing information to README

Docker-DCO-1.1-Signed-off-by: Vincent Mayers vince.mayers@gmail.com (github: vincentmayers)
[solomon@docker.com: rephrased commit message and transcribed signoff]
Docker-DCO-1.1-Signed-off-by: Solomon Hykes <solomon@docker.com> (github: shykes)
Use int64 instead of int

Docker-DCO-1.1-Signed-off-by: Guillaume J. Charmes <guillaume@charmes.net> (github: creack)
the last remaining raw.github.com URL's

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@home.org.au> (github: SvenDowideit)
Cleaned up Network settings overview
runmetrics update, linking to collectd plugin rather than just hinting
Always mount a /run tmpfs in the container

All modern distros set up /run to be a tmpfs, see for instance:
https://wiki.debian.org/ReleaseGoals/RunDirectory

Its a very useful place to store pid-files, sockets and other things
that only live at runtime and that should not be stored in the image.

This is also useful when running systemd inside a container, as it
will try to mount /run if not already mounted, which will fail for
non-privileged container.

Docker-DCO-1.1-Signed-off-by: Alexander Larsson <alexl@redhat.com> (github: alexlarsson)
Fix port mapping in ps display for public and private
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
Move duration and size to units pkg
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
Merge pull request #5747 from ojilles/patch-2

runmetrics update, linking to collectd plugin rather than just hinting
Was checking something for a PR and noticed some quote issues

Docker-DCO-1.1-Signed-off-by: SvenDowideit <SvenDowideit@home.org.au> (github: SvenDowideit)
move RegisterLinks to daemon

Docker-DCO-1.1-Signed-off-by: Victor Vieux <vieux@docker.com> (github: vieux)
Merge pull request #5759 from vieux/move_register_links_to_daemon

move RegisterLinks to daemon
Merge pull request #5707 from vieux/fix_event_removal

fix event removal
Merge pull request #5757 from SvenDowideit/pr_out_was_checking_something_for_a_pr_and_noticed_some_quote_issues

Was checking something for a PR and noticed some quote issues
Merge pull request #5753 from creack/fix-beam-32bit

[beam] Use direct iota instead of binary shift
Merge pull request #5655 from alexlarsson/mount-run-dir

Always mount a /run tmpfs in the container