Ukuu v16.11 is now available. This update fixes an issue with dark GTK themes that made the items in list unreadable. The main window layout has also been changed.
Packages are available in the Launchpad PPA for supported Ubuntu releases. Run the following commands in a terminal window:
sudo apt-add-repository -y ppa:teejee2008/ppa sudo apt-get update sudo apt-get install ukuu