refactor ansible code in to ansible-2.0 folder, and created space for ansible-2.10

ansible-2.0/roles/dockerhost/tasks/main.yml

@@ -0,0 +1,27 @@
+---
+  # main docker tasks
+
+- include: "install-xenial-ce.yml"
+  when: ansible_distribution_release == "xenial"
+  become: true
+
+- include: "fstab.yml"
+
+- name: symlinks
+  file:
+    state: link
+    src:  "{{ item.src }}"
+    path: "{{ item.path }}"
+    force: yes
+  with_items:
+    - { src: "/opt/shared/letsencrypt", path: "/etc/letsencrypt" }
+
+- name: setup owncloud cron job
+  cron:
+    name: owncloud
+    state: absent
+    user: www-data
+    day: "*/15"
+    job: "curl -k https://xaibox.xai-corp.net/cron.php"
+
+- include: glusterfs-volume-driver.yml