playbook: Add playbook to bootstrap a server w/o configure it

playbook/vifib-base.yml

+- name: a play that runs entirely on the ansible host
+  hosts: 127.0.0.1
+  connection: local
+
+  vars:
+    - upgrader_playbook: vifib-upgrade.yml
+    - computer_name: noname
+    - slapostoken: notoken
+
+  vars_files:
+    - settings/vifib.yml
+    - settings/upgrader.yml
+    - settings/slapos-master.yml
+
+  roles:
+    - { role: re6stnet, package_state: present }
+    - { role: slapos, package_state: present } 
+    - { role: package, package_name: ntp, package_state: present }
+    - vifib-team-ssh-key
+    - upgrader
+    - vifib-server