Fix error in readme

README.md

@@ -37,10 +37,13 @@ Either use the latest develop build which is unstable or the latest tagged build
 
 If you found a bug or need any help with the application please head over to the [issue][issuePage] area. As an alternative there is a menu entry in the application which will open the issue page as well.
 
-## Installation (Windows)
+## Installation
 
 You got two options to install the tool, either you use the installation as described in the `Latest nightly build` section by unzipping the zip file or use the installer if you are on a Windows machine.
 
+
+### Windows only 
+
 To use the installer just download the `ModularToolManager_Installer_{version}.exe` file and run it on your machine.