BUG: Adding a link to a task description or comment fails to save

[veduco]

Issue

Adding any link into a task description gets deleted.

Steps to reproduce

1. Create a task with a title
2. Open the full view
3. Add a description text like

Check out https://github.com/Windshiftapp/core/

4. Observe the description is changed to Check out

This also impacts comments on the same task.

[stefan-ernst]

Confirmed, milkdown translates these into a html link which subsequently gets purged to avoid xss issues. Will fix in 0.8.5