Update README.

README.md

@@ -9,7 +9,8 @@ WebDAV server based on Flask.
 flaskdav supports HTTPS when running with options <code>--cert path/to/certificate</code> and <code>--key path/to/key</code>.
 
 To generate a private key and associated SSL certificate:
-<pre><code>openssl req -nodes -newkey rsa -days 365 -keyout "ssl.key" -x509 -out "ssl.cert"</code></pre>
+
+    openssl req -nodes -newkey rsa -days 365 -keyout "ssl.key" -x509 -out "ssl.cert"
 
 ### Cookie authentication
 
@@ -17,6 +18,12 @@ A cookie is set for every different Origin and contains a HMAC signature of the
 
 The HMAC key is reset each time you restart the server.
 
+## Example
+
+    python flaskdav.py --cert ssl.cert --key ssl.key --path /
+
+tells the server to use the generated SSL key and certificate, and to give access to the full system.
+
 ## LICENSE
 
 flaskdav is under the GPL2 license.