New and Noteworthy in 3.1.0

Enhanced Linking Wizard

Create Collaboration Links faster with the enhanced Linking Wizard.

Customizable Linking Dialogs For Remote Applications

Improved Issue Type Mapping administration. Choose which selection and creation dialogs to make available to remote applications. Customize their name, recommended Jira issue type and OSLC usage.

Recommended Link Target is now visible in the selection/creation dialogs:

Private Linking

Server administrators can enable this feature to prevent saving the title of Collaboration Links when creating them. The title, and the rest of the information, will be available only when users get authenticated by the remote application.

Downgrading is not supported.
Check Downgrading topic for details.