Hub 4.0.0

Merge pull request #9 from blackducksoftware/release/4.0.0

Release/4.0.0

Hub 3.7.1

v3.7.1

add doc for 3.7.1

Hub 3.7.0

v3.7.0

fixing tested docker version

Hub 3.6.2

v3.6.2

Update README.md

Hub 3.6.1

Merge pull request #3 from blackducksoftware/release/3.6.1

Release/3.6.1

Hub 3.6.0

v3.6.0

Update docker documentation