start on implementation for #95
start on implementation for #95

mtCarto/PDAL,radiantbluetechnologies/PDAL,verma/PDAL,lucadelu/PDAL,DougFirErickson/PDAL,verma/PDAL,radiantbluetechnologies/PDAL,mpgerlek/PDAL-old,lucadelu/PDAL,radiantbluetechnologies/PDAL,mpgerlek/PDAL-old,boundlessgeo/PDAL,DougFirErickson/PDAL,radiantbluetechnologies/PDAL,verma/PDAL,DougFirErickson/PDAL,boundlessgeo/PDAL,verma/PDAL,DougFirErickson/PDAL,mtCarto/PDAL,Sciumo/PDAL,jwomeara/PDAL,jwomeara/PDAL,mtCarto/PDAL,lucadelu/PDAL,verma/PDAL,mpgerlek/PDAL-old,Sciumo/PDAL,jwomeara/PDAL,verma/PDAL,Sciumo/PDAL,Sciumo/PDAL,verma/PDAL,boundlessgeo/PDAL,jwomeara/PDAL,boundlessgeo/PDAL,lucadelu/PDAL,mtCarto/PDAL,mpgerlek/PDAL-old