Hello, The bug is still alive on my Debian Jessie 8.2 stable, on Mate/Gnome3/Xfce desktop environments.
# uname -a Linux macdebian 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt11-1+deb8u6 (2015-11-09) x86_64 GNU/Linux # apt search cortina cortina/stable,now 0.7.3-1 amd64 [installé] Thanks! Khrys

