Fix the clone url in the README

README.md

@@ -28,7 +28,7 @@ application from there.
 
 You need to git clone the repository:
 
-    git clone http:/git.laquadrature.net/la-quadrature-du-net/respect-my-net.git respect-my-net
+    git clone https/:/git.laquadrature.net/la-quadrature-du-net/respect-my-net.git respect-my-net
 
 ## Install the module dependencies