Fix RST formatting
bring back the explaination of our LGTM process

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@fosiki.com> (github: SvenDowideit)
point out that ENV DEBIAN_FRONTEND will persist, so its not recommended

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@home.org.au> (github: SvenDowideit)
add a little info on upgrading

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@fosiki.com> (github: SvenDowideit)
add a little more information about the docker run -P option

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@home.org.au> (github: SvenDowideit)
Update remote_api_client_libraries.rst

hello, add please my interface

Docker-DCO-1.1-Signed-off-by: Vladimir <xx@ccxx.cc> (github: 13w)
add port forwarding notes for mac/boot2docker docs

Docker-DCO-1.1-Signed-off-by: Cameron Boehmer <cameron.boehmer@gmail.com> (github: cameronboehmer)
Merge pull request #4035 from SvenDowideit/dont-env-debian-frontend

point out that ENV DEBIAN_FRONTEND will persist, so its not recommended
Move docker version introspection to a sub-package.

This facilitates the refactoring of commands.go.

Docker-DCO-1.1-Signed-off-by: Solomon Hykes <solomon@docker.com> (github: shykes)
Merge pull request #4072 from 13W/patch-1

Update remote_api_client_libraries.rst
Merge pull request #4020 from cameronboehmer/patch-1

add vm port forwarding note/example in osx install docs
fix underline/heading
Merge pull request #4054 from SvenDowideit/boot2docker-upgrade-doc

add a little info on upgrading b2d
Move even more stuff into dockerversion

Also, use it in all the places. :)

Docker-DCO-1.1-Signed-off-by: Andrew Page <admwiggin@gmail.com> (github: tianon)
Merge pull request #4057 from SvenDowideit/add-P-docs

add a little more information about the docker run -P option
Merge pull request #3988 from dafyddcrosby/fix_formatting

Fix RST formatting
rewrite the PostgreSQL example using a Dockerfile, and add details to it

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@home.org.au> (github: SvenDowideit)
Merge pull request #74 from tianon/more-separate

Move even more stuff into dockerversion
Merge pull request #4050 from SvenDowideit/put-back-LGTM

bring back the explanation of our LGTM process
Merge pull request #4034 from SvenDowideit/postgres-example

rewrite the PostgreSQL example using a Dockerfile, and add details to it