Search for repo first before image id
Add udev rules files for hiding the docker loopback devices from udisks

This prevents them from showing up on the desktop in a window manager, for example.
Remove mkimage-centos.sh in favor of a new rinse-based script, since febootstrap is fragile and picky
Update bundlescript shebangs to be bash, reflecting how they're actually invoked
Add cgroup-bin dependency to our Ubuntu package

Since cgroup-bin is only "recommended" by the lxc package on Ubuntu, but is necessary for having the proper cgroups mounted for Docker to function, this makes some sense for us to add separately.

Fixes #2990
I was reading the doc, and noticed that some examples didnt use $ sudo docker, so this makes it a little more consistent
add a little prose to tell the user that run creates a container, and then starts it
use the Makefile in the dev environment documentation - its way less typing, and fewer typing mistakes
add docs for the new json format
refs #2490 : add a network page to docs
If container does not exist try to remove the name and continue
Merge pull request #3062 from SvenDowideit/cli-examples-dollar-sudo-docker

Some examples didnt use $ sudo docker, so this makes it a little more consistent
Merge pull request #3065 from SvenDowideit/use-makefile-in-devenv-documentation

use the Makefile in the dev environment documentation - its way less typing, and fewer typing mistakes
Merge pull request #2983 from tianon/udev

Add udev rules files for hiding the docker loopback devices from udisks
Merge pull request #3004 from tianon/shebang-bash

Update bundlescript shebangs to be bash, reflecting how they're actually invoked
Merge pull request #2358 from tianon/mkimage-rinse

Remove mkimage-centos.sh in favor of a new rinse-based script...
Merge pull request #2955 from crosbymichael/search-name-first

Search for repo first before image id
Merge pull request #3006 from tianon/ubuntu-cgroup-bin

Add cgroup-bin dependency to our Ubuntu package
Merge pull request #3078 from crosbymichael/remove-name-if-not-exist

If container does not exist try to remove the name and continue
Merge branch 'docker-run-prose-2149' of github.com:SvenDowideit/docker into 3036-test