Alpha v20170803

Make the buffered logger concurrency safe (#120)

Alpha v20170728

Fix deletion and wait for instance to use link for project/zone (#117)

Alpha v20170719

Bug fixes

Alpha v20170718

New validation and logging updates

Alpha v20170711

• gcs_path is optional, zone and project will be assumed if you are running on a GCE VM.

Alpha v20170629

• Fix for WaitForInstancesSignal.
• Updated import workflows.
• Other bug fixes.

Alpha v20170629a

• Bug fix

Alpha v20170627

• Bug fixes.