Fix the bug of tag a existed tag name of a repository.

Signed-off-by: Lei Jitang <leijitang@huawei.com>
Move registry search API docs into the registry API document.

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@docker.com> (github: SvenDowideit)
Fix support for --env-file in bash completion

Signed-off-by: Harald Albers <github@albersweb.de>
Add logDone for TestBuildAddSingleFileToNonExistDir

Signed-off-by: Alexandr Morozov <lk4d4@docker.com>
Minor fix of tests names

Signed-off-by: Alexandr Morozov <lk4d4@docker.com>
Avoid fallback to SSL protocols < TLS1.0

Signed-off-by: Tibor Vass <teabee89@gmail.com>

Docker-DCO-1.1-Signed-off-by: Daniel, Dao Quang Minh <dqminh89@gmail.com> (github: dqminh)
Docs syntax fix

the flags must come before the container name.
Add failing testcase for single quotes in CMD

Closes #5701

This is due to @SvenDowideit comment at: https://github.com/docker/docker/issues/5701#issuecomment-58133541
where he asked for a testcase showing the error case.

Signed-off-by: Doug Davis <dug@us.ibm.com>
Cleanup errorOut resp in commit test

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)

Cleanup errorOut resp in commit test

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)
Cleanup errorOut resp in port test

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)
Cleanup errorOut resp in export test

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)
Cleanup errorOut resp in tag test

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)
Cleanup errorOut resp in create test

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)
Cleanup errorOut resp in nat test

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)
Cleanup errorOut resp in kill test

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)
Cleanup errorOut resp in info test

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)
Cleanup errorOut resp in history test

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)
Cleanup errorOut resp in links test

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)
Cleanup errorOut resp in diff test

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)
Cleanup errorOut resp in docker_utils.go

Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)