4.2.1

New

• Zen browser is now automatically detected as Gecko-based browser. Thanks to @vhick in #111.

Improvements

• Rule editor now has a helper function to list currently running processes when working with "Process" rule.

• For people who have a lot of profiles (like @AJolly in #109), tab list is now scrollable, and we have a tab list as well:

• If a browser could not be launched, a system error message is shown with details (#98).

Installation instructions.