GitLab

* replace IndoorPointSample to PointSample

* add comments for PointSample transform

* fix bug when far points > num_sample

* refine format

* add unit test

* minor fix

* minor fix

* Add doc

* Creation of SUN RGB-D dataset doc and some mods on ScanNet dataset doc

* Revert mistakenly modified file

* Fix typos

* Add multi-modality related info

* Add doc

* Creation of SUN RGB-D dataset doc and some mods on ScanNet dataset doc

* Revert mistakenly modified file

* Fix typos

* Add multi-modality related info

* Add multi-modality related info

* Update according to comments

* Add chinese doc and frevised the docs

* Add some script

* Fix typos and formats

* Fix typos

* Fix typos