Here.

Vagrantfile

@@ -1 +1 @@
-Vagrantfile.libvirt
+Vagrantfile.virtualbox

Vagrantfile.virtualbox

@@ -7,14 +7,14 @@ Vagrant.configure("2") do |config|
       v.cpus = 2
     end
   end
-  config.vm.define "ubuntu" do |ubuntu|
-    ubuntu.vm.box = "ubuntu/trusty64"
-    ubuntu.vm.synced_folder '.', '/vagrant', disabled: true
-    config.vm.provider "virtualbox" do |v|
-      v.memory = 4096
-      v.cpus = 2
-    end
-  end
+#  config.vm.define "ubuntu" do |ubuntu|
+#    ubuntu.vm.box = "ubuntu/trusty64"
+#    ubuntu.vm.synced_folder '.', '/vagrant', disabled: true
+#    config.vm.provider "virtualbox" do |v|
+#      v.memory = 4096
+#      v.cpus = 2
+#    end
+#  end
 end
 
 

ansible.cfg

@@ -3,5 +3,6 @@ roles_path=roles
 retry_files_enabled=no
 inventory=inventory
 stdout_callback=yaml
+host_key_checking=no
 
 callback_whitelist=profile_roles