Add logo

README.md

@@ -1,6 +1,9 @@
 # PythonPostgresLab
+
 A CLI (Command Line Interface) written in python to query a PostgreSQL database. Lab realized as a student at Ecole Centrale de Nantes (ECN).
 
+![PythonPostgresLab logo](python_postgres.png)
+
 ## Prerequisites
 
 What you need to get this project running. These commands were tested on a debian based system (Ubuntu 18.04 LTS).