Removed lodash import line from Overlaying Tests.
Removed lodash import line from Overlaying Tests.

Lodash wasn't being used, and the line produced an error.

palantir/plottable,NextTuesday/plottable,jacqt/plottable,RobertoMalatesta/plottable,NextTuesday/plottable,gdseller/plottable,softwords/plottable,gdseller/plottable,danmane/plottable,iobeam/plottable,onaio/plottable,jacqt/plottable,alyssaq/plottable,softwords/plottable,alyssaq/plottable,palantir/plottable,RobertoMalatesta/plottable,NextTuesday/plottable,danmane/plottable,gdseller/plottable,palantir/plottable,palantir/plottable,onaio/plottable,jacqt/plottable,alyssaq/plottable,danmane/plottable,RobertoMalatesta/plottable,iobeam/plottable,onaio/plottable,iobeam/plottable,softwords/plottable