fix some bugs

.gitignore

@@ -127,4 +127,3 @@ exps/
 *.png
 /data/scannet/scans/
 /data/sunrgbd/OFFICIAL_SUNRGBD/
-/data/sunrgbd/sunrgbd_trainval/

data/scannet/scannet_utils.py

-# Copyright (c) Facebook, Inc. and its affiliates.
-#
-# This source code is licensed under the MIT license found in the
-# LICENSE file in the root directory of this source tree.
+# Modified from
+# https://github.com/facebookresearch/votenet/blob/master/scannet/scannet_utils.py
+# Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved
 """Ref: https://github.com/ScanNet/ScanNet/blob/master/BenchmarkScripts
 """
 import csv

data/sunrgbd/README.md

@@ -26,7 +26,7 @@ sunrgbd
 │   ├── SUNRGBD
 │   ├── SUNRGBDMeta2DBB_v2.mat
 │   ├── SUNRGBDMeta3DBB_v2.mat
-│   ├── SUNRGBDtoolboNRGBD
+│   ├── SUNRGBDtoolbox
 ├── sunrgbd_trainval
 │   ├── calib
 │   ├── image