Merge pull request #966 from mikethefarmer/update-pdal-1.8.0

Update pdal to 1.8.0

SuperBuild/cmake/External-PDAL.cmake

@@ -8,7 +8,7 @@ ExternalProject_Add(${_proj_name}
   STAMP_DIR         ${_SB_BINARY_DIR}/stamp
   #--Download step--------------
   DOWNLOAD_DIR      ${SB_DOWNLOAD_DIR}
-  URL               https://github.com/PDAL/PDAL/archive/1.6.zip
+  URL               https://github.com/PDAL/PDAL/archive/1.8.0.zip
   #--Update/Patch step----------
   UPDATE_COMMAND    ""
   #--Configure step-------------

opendm/dem/pdal.py

@@ -155,6 +155,7 @@ def run_pipeline(json, verbose=False):
     cmd = [
         'pdal',
         'pipeline',
+        '--nostream',
         '-i %s' % jsonfile
     ]
     if verbose: