Used in issue tracker to label a bug

Used to label an enhancement in the issue tracker

Used to label a feature request in the issue tracker.

Used to label issues that contain general remarks or discussions

Used to label an issue you are working on

Used to label issues that need modifications to the documentation (manual or wiki)

Issues that are related to functionality that used to work

To be used if you want to remove unused files, remove commented-out code, change indentation or other changes not changing the "real" source