add back in production setting for webpack
add back in production setting for webpack

Adds missing -p flag that turns on minimization

Duke-GCB/TF-DNA-PredictionsDB,Duke-GCB/TF-DNA-PredictionsDB,Duke-GCB/iMADS,Duke-GCB/iMADS,Duke-GCB/TF-DNA-PredictionsDB,Duke-GCB/iMADS,Duke-GCB/iMADS,Duke-GCB/TF-DNA-PredictionsDB