avoiding connection types shoud avoid, but not forbid them.

src/c3nav/site/templates/site/fragment_route.html

@@ -3,6 +3,11 @@
 {% load route_render %}
 
 <h2>{% trans 'Your Route' %}</h2>
+{% if route.ctypes_exception %}
+<div class="alert alert-warning">
+    <strong>{% trans 'This Route contains way types you wanted to avoid.' %}</strong>
+</div>
+{% endif %}
 <div class="routeparts">
     {% for routepart in route.routeparts %}
         <div class="row routepart">

src/c3nav/site/views.py

@@ -191,7 +191,6 @@ def main(request, location=None, origin=None, destination=None):
         except AlreadyThere:
             ctx.update({'error': 'alreadythere'})
         else:
-            route.create_routeparts()
             ctx.update({'route': route})
 
     response = render(request, 'site/main.html', ctx)