devel branch FTBFS since virtualbox 5.2.12-dfsg-2 was uploaded to sid

The following packages have unmet dependencies: virtualbox-guest-x11 : Depends: xorg-video-abi-24

Feature Branch: bugfix/15621-virtualbox

Original created by @intrigeri on 15621 (Redmine)

To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information