2.8.9

Added:

luigi

• Adds "Force Commit" button in UI to set tasks to DONE #2751
• Show task history link in visualizer when recording. #2759

Fixed:

luigi

• Replace documentation reference to outdated test environment py27-nonhdfs #2762
• Issue 2644: Tasks can be run several times under certain conditions #2645

luigi & luigi.contrib

• Ensure ignored tests are picked up by tox #2758

Changed:

luigi

• Update tornado requirement for new enough python versions #2761

luigi.contrib

• contrib/ftp: Clean up temporary files #2755