Merge pull request docker#922 from docker/release-1.7.0

Release 1.7.0

Bump RC

Signed-off-by: Joffrey F <[email protected]>

Bumped RC

Signed-off-by: Joffrey F <[email protected]>

1.7.0 release candidate

Signed-off-by: Joffrey F <[email protected]>

Merge pull request docker#862 from docker/1.6.0-release

1.6.0 release

Merge pull request docker#801 from docker/1.5.0-release

1.5.0 release

Merge pull request docker#762 from docker/1.4.0-release

1.4.0 release

Merge pull request docker#688 from docker/1.3.1-release

1.3.1 release

Merge pull request docker#671 from docker/1.3.0-release

1.3.0 release

Updated site_url value in mkdocs file