Ubuntu 16.04 LTS requires dmsetup for Docker to install

Docker may hang during installation when the `dmsetup` package
is not installed on Ubuntu 16.04. For more information, see the
Docker bug report docker/docker#23347

tasks/setup-Debian.yml

@@ -16,6 +16,18 @@
     - apt-transport-https
     - ca-certificates
 
+# Fix for https://github.com/docker/docker/issues/23347
+- name: Install dmsetup for Ubuntu 16.04
+  apt:
+    pkg: dmsetup
+    state: present
+  register: dmsetup_result
+  when: ansible_distribution_version|version_compare('16.04', '=')
+
+- name: Run dmsetup for Ubuntu 16.04
+  command: dmsetup mknodes
+  when: dmsetup_result.changed
+
 - name: Add Docker apt key.
   apt_key:
     url: https://download.docker.com/linux/ubuntu/gpg