GitLab

Update all.cc

adding ConcaTable, JoinTable, Identity functions

Update README.md

fix early break in points2voxel

The early break may miss some points in voxel_num < max_voxels.
Use continue instead of break will be OK.

1. use dispatch instead of template
2. set use_hash default to False

[for torch 1.4]
torch::jit::RegisterOperators --> torch::RegisterOperators

ref) https://github.com/pytorch/pytorch/commit/243298668caca7ee7de454ebc4d99c487ec9b272

1. workaround for gcc 5.5 avx512 problem
2. workaround for cuda 9 invalid device function problem

1. add cuda hash support for cuda indice generation.
2. use hash table instead of dense table in CPU code.
3. add CPU-only build support.