Changes

Summary

1. Update ZFactor class too use native JTS instead of outdated wrappers (details)

Commit 4ff95d8fd91e3d2190b9a287221ffaff41b13aa9 by Grigory Pomadchin Update ZFactor class too use native JTS instead of outdated wrappers
	raster/src/main/scala/geotrellis/raster/mapalgebra/focal/ZFactor.scala (diff)