version 0.9.7

Merge remote-tracking branch 'refs/remotes/origin/gdal-1'

Merge remote-tracking branch 'refs/remotes/origin/point-in-polygon'

version 0.9.1

Merge remote-tracking branch 'refs/remotes/origin/las_bbox'

Fix arguments

Fix cmake boost chrono

Small fix in handling of vertices without heights

Wrong folder for mtl file