Make a couple warnings a bit more clear and severe.
Make a couple warnings a bit more clear and severe.

wienczny/polyup,davidmaxwaterman/polyup,PolymerLabs/polyup,tomalec/polyup,googlearchive/polyup,PolymerLabs/polyup,tomalec/polyup,tomalec/polyup,wienczny/polyup,davidmaxwaterman/polyup,davidmaxwaterman/polyup,googlearchive/polyup,PolymerLabs/polyup,googlearchive/polyup,wienczny/polyup