Profiling

Profiling C++ Polylidar

0. Build Using CMake
1. LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libprofiler.so CPUPROFILE=polylidar.prof CPUPROFILE_FREQUENCY=1000 ./build/polylidar-profile
2. google-pprof --cum --web ./build/polylidar-profile polylidar.prof

	Samples
Total	700
Delaunator	524	74.86%
extractPlaneSet	154	22.00%
extractConcaveHulls	18	2.57%