Update install-windows.md
Added a little helper text to highlight the use of Msys64 with CMD or Powershell
Closes
@@ -88,13 +88,14 @@ We recommend installing:
* Common MSYS2 packages
You will likely need these to build and run targets that depend on Bash. MSYS2 does not install
- these tools by default, so you need to install them manually.
+ these tools by default, so you need to install them manually. Projects that depend on Bash tools in `PATH` need this step (for example TensorFlow).
Open the MSYS2 terminal and run this command:
```
pacman -S zip unzip patch diffutils git
```
+ Optional: If you want to use Bazel from CMD or Powershell and still be able to use Bash tools, make sure to add MSYS2_INSTALL_PATH/usr/bin to your PATH environment variable.
* [Build Tools for Visual Studio 2019](https://aka.ms/buildtools)
