More ipallocator refactoring

Now x1.5 faster

Signed-off-by: Alexandr Morozov <lk4d4math@gmail.com>
Implement allocating IPs from CIDR within bridge network

Fixes #4986

Signed-off-by: Alexandr Morozov <lk4d4math@gmail.com>
Adding first draft of Official Repo Guidelines

Docker-DCO-1.1-Signed-off-by: Fred Lifton <fred.lifton@docker.com> (github: fredlf)
use tune2fs to disable ext4 mount counts and mount intervals
Signed-off-by: Marc Tamsky <mtamsky@gmail.com> (github: tamsky)
Fix gh#7747 - filter bare newline output and log client pull to stdout

Docker-DCO-1.1-Signed-off-by: Phil Estes <estesp@linux.vnet.ibm.com> (github: estesp)
Fix duplicate iptables rules

If iptables version is < 1.4.11, try to delete the rule vs. checking if it exists. Fixes #6831.

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jfrazelle@users.noreply.github.com> (github: jfrazelle)
Revisions based on feedback.

Docker-DCO-1.1-Signed-off-by: Fred Lifton <fred.lifton@docker.com> (github: fredlf)
Format and typo fixes

Docker-DCO-1.1-Signed-off-by: Fred Lifton <fred.lifton@docker.com> (github: fredlf)
More format fixes.

Docker-DCO-1.1-Signed-off-by: Fred Lifton <fred.lifton@docker.com> (github: fredlf)
More format wrestling.

Docker-DCO-1.1-Signed-off-by: Fred Lifton <fred.lifton@docker.com> (github: fredlf)
Fix formatting, change to markdown block for long

Signed-off-by: Joe Ferguson <joe@infosiftr.com>
Merge pull request #1 from yosifkit/adding_official-repo-guidelines

Fix formatting, change to markdown block for long
Fixes a couple small typos

Docker-DCO-1.1-Signed-off-by: Fred Lifton <fred.lifton@docker.com> (github: fredlf)
Merge branch 'adding_official-repo-guidelines' of https://github.com/fredlf/docker into adding_official-repo-guidelines

Conflicts:
	docs/sources/docker-hub/official_repos.md

Docker-DCO-1.1-Signed-off-by: Fred Lifton <fred.lifton@docker.com> (github: fredlf)
use correct apt-key for test.docker.io/ubuntu

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)
Document how to pass ENV vars to the user's shell

As this is a somewhat common question.

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@docker.com> (github: SvenDowideit)
Use defined variable

Signed-off-by: Alexandr Morozov <lk4d4math@gmail.com>
Use unlocked version of changes for GetImage

Fixes #7999

Signed-off-by: Alexandr Morozov <lk4d4math@gmail.com>
Test for docker ps -s

Signed-off-by: Alexandr Morozov <lk4d4math@gmail.com>
Signed-off-by: David Gebler <davidgebler@gmail.com>

	modified:   userguide/dockerlinks.md
    fixes incorrect environment variable labeling in container linking guide