v0.6.0

Features

• Logging. Controlable via cli parameter --logging=info or env var GNWMANAGER_LOGGING=info.
• Add --only-if-shrinking flag to format command.

Bug Fixes

• Fix interactive shell exiting on error. by @BrianPugh in #83
• Add an explicit help command. by @BrianPugh in #84
• fix command chaining; display help if no command given. by @BrianPugh in #86

Full Changelog: v0.5.2...v0.6.0