Use custom swap_iter for sorting PointBufferIter.
Update PDAL_ADD_PLUGIN to use FILES and LINK_WITH keywords for passing
multiple arguments
no longer using Boost unit_test_framework
Merge pull request #663 from PDAL/plugin-cmake-macro-update

Update PDAL_ADD_PLUGIN to use FILES and LINK_WITH keywords for passing multiple arguments
Merge pull request #664 from PDAL/issues-631

Use custom swap_iter for sorting PointBufferIter.
Fix extra brace.
remove dependency on boost threads, fixing pclvisualizer linker issue (windows only) along the way
remove dependency on boost random
Remove debug.
Make proper temporary PointRef objects.
Close #631
replace boost::shared_ptr with std::shared_ptr, update docs to reflect what we actually use from Boost
create typedefs for FilterPtr, ReaderPtr, and WriterPtr
on windows, boost filesystem current directory ends in backslash, and does not need a trailing slash appended
use Support::temppath to create temp files in temp directory
remove Application.hpp - unused
PDAL_EMBED_BOOST no longer exists
Eliminate ExtDimType in favor of enhanced DimType.
Merge branch 'master' of https://github.com/PDAL/PDAL
replacing more boost with c++11 where appropriate; moment and density
accumulators are unused
Clean up tests that invoked deprecated filters