add redirect if vehicle is not configured and flash messages

app/templates/editVehicleForm.html

@@ -5,7 +5,7 @@
 <div class="col-md-8">
     <div class="panel panel-default">
         <div class="panel-body">
-            <h3>Edit vehicle</h3>
+            <h3>Edit vehicle '{{vehicle.name}}'</h3>
             <form class='form-horizontal' method="POST">
                 {{ form.hidden_tag() }}
                 {{ render_field_with_errors(form.name) }}

app/templates/layout.html

@@ -151,8 +151,23 @@
 	        </div><!--/.nav-collapse -->
 	      </div>
 	    </nav>
-
-		<div class="container">
+		{% with messages = get_flashed_messages(with_categories=true) %}
+			{% if messages %}
+				{% for category, message in messages %}
+		<div class="row topspace">
+					<div class="col-md-4" ></div>
+					<div class="col-md-4">
+						<div class="alert alert-{{category}} alert-dismissible" role="alert">
+							<button type="button" class="close" data-dismiss="alert" aria-label="Close"><span aria-hidden="true">&times;</span></button>
+							{{ message }}
+						</div>
+					</div>
+					<div class="col-md-4" ></div>
+		</div>
+				{% endfor %}
+			{% endif %}
+		{% endwith %}
+		<div class="container topspace">
 			<div class="starter-template">
 				{% block body %}
 				{% endblock %}