Typos

Author: Tiiiger

README.md

@@ -11,9 +11,9 @@
   - We migrate to PyTorch 1.5.0. There are several changes in the C++ API of PyTorch. 
   This new version is not backward-compatible with older PyTorch. 
   - *Note*: if you are using CUDA 10.1, please install CUDA 10.1 Update 1 (or later version). There is a bug in 
-  the first version of CUDA 10.1 which leads to compilation error.
+  the first version of CUDA 10.1 which leads to compilation errors.
   - *Note*: previous users, please remove the cache in the pytorch extension directory. 
-  For example, you can run this command `rm -rf /tmp/torch_extensions/quant_cuda /tmp/torch_extensions/quant_cuda` if 
+  For example, you can run this command `rm -rf /tmp/torch_extensions/quant_cuda /tmp/torch_extensions/quant_cpu` if 
   you are using the default directory for pytorch extensions.