[release] Set version to 3.9.0 (#254)

[release] Set version to 3.8.0 (#247)

[release] Set version to 3.7.0

[release] Set version to 3.6.0

[release] Set version to 3.6.0

Merge pull request #223 from cloudfoundry/update-cli-version-to-3.5.0

[release] Set version to 3.5.0

Merge pull request #217 from cloudfoundry/bump-cli-version-to-3.4.1-rel

[release] Set version to 3.4.1

Merge pull request #214 from cloudfoundry/bump-cli-version-to-3.4.0

[release] Set version to 3.4.0

Merge pull request #211 from cloudfoundry/bump-cli-version-to-3.3.0

[release] Set version to 3.3.0

[release] Set version to 3.2.2

[release] Set version to 3.2.1