remove libLAS dependency and get the thing working with PDAL pipelines instead... examples at the top of the main tree
merge
note that we use PDAL now
Stop ignoring everything with points2grid in the name.
Adding back libLAS support

… but this time using the libLAS C API, which is stable across versions.
Fixing CMake build to work properly if PDAL is unavailable.
Dealing with the vagaries of using C libraries in a C++ program.
Making BZip2 optional.  It's only needed on some Linux builds.
Making the library-based executable work on Windows.
Simplifying build file design a bit now that I understand CMake PACKAGE_FOUND variables better.
Updating command-line option docs to reflect reality.
Updating CMake install spec a bit.
Fixing typos in BZIP-related CMake commands.
put version info into config.h
Adding additional error checking for libLAS C API calls.
no commas at end of enumerations
add newline at end of file
remove PDAL support.  Link points2grid into PDAL instead to use
make points2grid no longer dependent on liblas or pdal to actually compile
fix iterating off the end in situations where the neighbor == overlapEnd for out-of-core impl