Merge branch 'devel' into release

lib/vial/test/fixtures.py

lib/vial/test/runner.py

lib/vial/view/__init__.py

packaging/debian/control

packaging/debian/postinst

packaging/debian/postrm

packaging/debian/rules

vagrantenv/GeoIP.conf

vagrantenv/postfix.main.cf

vagrantenv/provisioning/p01_system.sh

vagrantenv/provisioning/p02_mentat.sh

vagrantenv/provisioning/p03_warden.sh

vagrantenv/system/.bashrc

vagrantenv/system/login-banner.sh

vagrantenv/warden/warden_filer

vagrantenv/warden/warden_filer.cfg

vagrantenv/warden/warden_filer_receiver.service