Use NFS for folder sync

Change-Id: I8919f7329abe2cd70bf78649ec2e713f8584fca1
diff --git a/Vagrantfile b/Vagrantfile
index 691c3a1..a01b8f2 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -62,6 +62,7 @@
       v.memory = 16384
       v.cpus = 8
       v.storage :file, :size => '100G', :type => 'qcow2'
+      override.vm.synced_folder "..", "/cord", type: "nfs"
       override.vm.provision :shell, inline: "PYTHONUNBUFFERED=1 ansible-playbook /cord/build/ansible/add-extra-drive.yml -c local"
     end
   end