fixed arthur's comment

docs/Installation-Windows.md

-# Installing ML-Agents for Windows (works with ML-Agents v0.3)
+# Installing ML-Agents for Windows
 
 ML-Agents supports Windows 10. While it might be possible to run ML-Agents using other versions of Windows, it has not been tested on other versions. Furthermore, ML-Agents has not been tested on a Windows VM such as Bootcamp or Parallels.
 

docs/Training-on-Microsoft-Azure-Custom-Instance.md

-# Setting up a Custom Instance on Microsoft Azure for Training
+# Setting up a Custom Instance on Microsoft Azure for Training (works with ML-Agents v0.3)
 
 This page contains instructions for setting up a custom Virtual Machine on Microsoft Azure so you can running ML-Agents training in the cloud.