Added

luigi:

• Added generated data files to .gitignore (#2367)

luigi.contrib:

• Add possibility to specify Redshift column compression (#2343)

Changed

luigi:

• Show status message button in worker tab when only progress is set (#2344)
• Verbose worker error logging (#2353)

luigi.contrib:

• Replace oauth2client by google-auth (#2361)

Fixed

luigi:

• Fix unicode formatting (#2339)

luigi.contrib:

• Fix contrib.docker_runner exit code check (#2356)