Send new `id` element into NFS methods for hosts

lib/vagrant/action/vm/nfs.rb

@@ -106,7 +106,7 @@ module Vagrant
         def export_folders
           @env[:ui].info I18n.t("vagrant.actions.vm.nfs.exporting")
 
-          @env[:host].nfs_export(guest_ip, folders)
+          @env[:host].nfs_export(@env[:vm].uuid, guest_ip, folders)
         end
 
         # Uses the system class to mount the NFS folders.

lib/vagrant/action/vm/nfs_helpers.rb

@@ -3,7 +3,7 @@ module Vagrant
     module VM
       module NFSHelpers
         def clear_nfs_exports(env)
-          env[:host].nfs_cleanup if env[:host]
+          env[:host].nfs_cleanup(env[:vm].uuid) if env[:host]
         end
       end
     end