message: always trigger highlight on hover
  no matter what keys are pressed
diff: @@ -27,7 +27,7 @@ const Trigger = Binding.Trigger
  //
  const DefaultHighlightLociBindings = {
  - hoverHighlightOnly: Binding([Trigger(B.Flag.None, M.create())], 'Highlight hovered element using ${triggers}'),
  + hoverHighlightOnly: Binding([Trigger(B.Flag.None)], 'Highlight hovered element using ${triggers}'),
  hoverHighlightOnlyExtend: Binding([Trigger(B.Flag.None, M.create({ shift: true }))], 'Extend highlight from selected to hovered element along polymer using ${triggers}'),
  }
  const HighlightLociParams = {
  