fix HTML

apps/face/priv/static/doc/n2o_proto.htm

@@ -38,7 +38,7 @@ This request will return JSON with EVAL field only.</p>
 
 <h2><a name="p1.1">client</a></h2>
 
-Client messages usually originated at client and represent the Client API Requests:
+<p>Client messages usually originated at client and represent the Client API Requests:</p>
 
 <code>ws.send(enc(
     tuple(