missing psmisc dependency to build dependencies
Instructions at https://tails.boum.org/contribute/build/ miss psmisc and the following non fatal error is seen during the build:
... + fuser -s /home/debian/tails/vagrant/definitions/tails-builder/tails-builder-amd64-stretch-20171110-0c043dbf74.qcow2 /usr/share/doc/vagrant-libvirt/examples/create_box.sh: line 77: fuser: command not found ...
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information