Update examples/draw-and-modify-features.js
Update examples/draw-and-modify-features.js

Co-authored-by: Andreas Hocevar <02d02e811da4fb4f389e866b67c0fe930c3e5051@gmail.com>
openlayers/openlayers,bjornharrtell/ol3,bjornharrtell/ol3,oterral/ol3,openlayers/openlayers,openlayers/openlayers,stweil/openlayers,ahocevar/openlayers,ahocevar/openlayers,stweil/openlayers,bjornharrtell/ol3,oterral/ol3,stweil/openlayers,ahocevar/openlayers,oterral/ol3