docs: fixing docker.io api

Signed-off-by: Lajos Papp <lajos.papp@sequenceiq.com>
Add more info about the LINK env vars created

@SvenDowideit see what you think. I'd like to get your take on this
before I submit the PR.

Closes #4789

Signed-off-by: Doug Davis <dug@us.ibm.com>
start sending robots.txt (and humans.txt) again, and set to dissallow if its not the real docs site

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@docker.com> (github: SvenDowideit)
Hide the empty sidebad TOC on the search page

This uses @dnephin's changes to the base.html (thank you!)

and then adds the hide_toc: page meta

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@docker.com> (github: SvenDowideit)
Turn off editing for auto-generated index pages, and scroll the user to the right section

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@docker.com> (github: SvenDowideit)
README.md is a sub-section in how to build automated builds

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@docker.com> (github: SvenDowideit)
Mention the mkdocs.yml file for adding new documents

and move the complicated discussion about branches lower down,
hopefully most won't need to know

Signed-off-by: Sven Dowideit <SvenDowideit@home.org.au>

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@home.org.au> (github: SvenDowideit)
Merge pull request #8517 from sequenceiq/master

docs: fixing docker.io api
Merge pull request #8527 from SvenDowideit/dissalow-robots-except-for-docs.docker.com

start sending robots.txt (and humans.txt) again, and set to dissallow if...
Merge pull request #8528 from SvenDowideit/hide-side-toc-for-search

Hide the empty sidebar TOC on the search page
Update libcontainer to 4f409628d80b9842004a3f17c92

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>
Merge pull request #8532 from SvenDowideit/demote-readme.md-header

README.md is a sub-section in how to build automated builds
Merge pull request #8530 from SvenDowideit/auto-scroll-to-auto-index-section-the-user-requested

Turn off editing for auto-generated index pages, and scroll the user to the right section
Merge pull request #8462 from SvenDowideit/document-how-to-add-a-new-document

Mention the mkdocs.yml file for adding new documents
Merge pull request #8541 from crosbymichael/update-libcontainer-oct1

Update libcontainer to 4f409628d80b9842004a3f17c92
Adding release notes for 1.3.

Docker-DCO-1.1-Signed-off-by: Fred Lifton <fred.lifton@docker.com> (github: fredlf)
Merge pull request #8525 from duglin/Issue4789

Add more info about the LINK env vars created
Remove version selector and edit on Github on search page, as it only searches the latest docs

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@docker.com> (github: SvenDowideit)
Merge pull request #8529 from SvenDowideit/update-version-dropdown-on-404

Remove version selector and edit on Github on search page, as it only se...
builder: ONBUILD triggers were not accurately being executed in JSON cases.

Docker-DCO-1.1-Signed-off-by: Erik Hollensbe <github@hollensbe.org> (github: erikh)