def with_versioning
      was_enabled = ::PaperTrail.enabled?
      ::PaperTrail.enabled = true
      begin
        yield
      ensure
        ::PaperTrail.enabled = was_enabled
      end
    end
def with_versioning
      was_enabled = ::PaperTrail.enabled?
      ::PaperTrail.enabled = true
      begin
        yield
      ensure
        ::PaperTrail.enabled = was_enabled
      end
    end
:call-seq:
 with_versioning

 enable versioning for specific blocks