Update README.md

Author: daemon3000

README.md

@@ -16,7 +16,7 @@
 Compatible with Windows Desktop, Windows Store, Linux, Mac OSX and Android(not tested on iOS but it probably works). Requires the latest version of Unity.
 
 ## Getting Started
-For detailed information on how to get started with this plugin visit the [Wiki](https://github.com/daemon3000/InputManager/wiki/Getting-Started) or watch the Youtube video linked below.
+For detailed information on how to get started with this plugin visit the [Wiki](https://github.com/daemon3000/InputManager/wiki/Getting-Started) or watch the video tutorial linked below.
 
 [![Unity - Custom Input Manager Setup Tutorial](https://i.imgur.com/8axnwkG.png)](https://www.youtube.com/watch?v=F_ZIxBPU3Vs)