typo readme

Author: Julien Neuhart

README.md

@@ -2,7 +2,7 @@ Source code of the tutorial [thecodingmachine.io/building-a-single-page-applicat
 
 # Quick start
 
-If you want to try out the project just follow these steps.
+If you want to try out the project just follow those steps:
 
 ```bash
 $ cp .env.template .env