Use getInExtent instead of forEachInExtent
Merge pull request #2209 from fredj/modify-rbush

Use getInExtent instead of forEachInExtent
Get rid of unused info div in vector-wfs example
Merge pull request #2210 from bartvde/wfs-example-fix

Get rid of unused info div in vector-wfs example
Make the scale factor of ol.format.Polyline configurable

And export the class