Fixed the title to use a bit smaller font.

docs/README.md

@@ -25,7 +25,7 @@ If you are running a version less that 2.5 you need to run the upgrade script up
 wget -qO- https://git.io/Jijk8 | bash
 ```
 
-# Reboot for changes to take effect
+### Reboot for changes to take effect
 
 ```
 sudo reboot