docs: use rst syntax in README

README.rst

@@ -9,14 +9,14 @@ with peer authentication, run "make dev" it will spawn an interactive shell
 inside a docker container with the code mounted in develop mode. It mean you
 can edit the code locally and run it in the container.
 
-Some useful commands::
+Some useful commands:
 
-* ``cubicweb-ctl db-create -a fresh`` will create and initialize the
-  database
+- ``cubicweb-ctl db-create -a fresh`` will create and initialize the database
 
-* ``cubicweb-ctl pyramid -D -l info fresh`` will start the instance on
+- ``cubicweb-ctl pyramid -D -l info fresh`` will start the instance on
   http://localhost:8080
 
+
 Deploying on kubernetes
 =======================