docs/google: fix code blocks

Docker-DCO-1.1-Signed-off-by: Johan Euphrosine <proppy@google.com> (github: proppy)
Merge pull request #6241 from proppy/fix-google-docs

docs/google: fix code blocks
improve trusted location detection

Docker-DCO-1.1-Signed-off-by: Victor Vieux <vieux@docker.com> (github: vieux)
Merge pull request #6255 from vieux/improve_trusted_detection

improve trusted location detection
Add CAP_KILL to unprivileged containers
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
Merge pull request #6258 from crosbymichael/capkill

Add CAP_KILL to unprivileged containers
Disable timeout for push

Docker-DCO-1.1-Signed-off-by: Victor Vieux <vieux@docker.com> (github: vieux)
Merge pull request #6260 from vieux/disable_timeout_on_push

Disable timeout for push
BZ#1104401

Docker-DCO-1.1-Signed-off-by: Zac Dover <zdover@redhat.com> (github: zdover23)
Merge pull request #6235 from zdover23/06_Jun_2014

Fixed docker commit man page typos
server: buildfile: add NOCACHE instruction

This patch adds the `NOCACHE` instruction to the Dockerfile
instruction set. Basically, the NOCACHE instruction will run the
given instruction and arguments (and therefore any subsequent
instructions) without the cache enabled.

Docker-DCO-1.1-Signed-off-by: Aleksa Sarai <cyphar@cyphar.com> (github: cyphar)
docs: sources: reference: builder: add NOCACHE instruction docs

This patch adds the relevant reference documentation for the
new `NOCACHE` instruction.

Docker-DCO-1.1-Signed-off-by: Aleksa Sarai <cyphar@cyphar.com> (github: cyphar)
integration-cli: *: added test for NOCACHE

This patch adds integration-cli tests for the `NOCACHE` instruction,
ensuring that the instruction really isn't cached by docker.

Docker-DCO-1.1-Signed-off-by: Aleksa Sarai <cyphar@cyphar.com> (github: cyphar)