Update network with alternate routes

src/tam/network.js

@@ -274,6 +274,7 @@ ${util.joinSentence(Array.from(candidate.directions), ', ', ' or ')}
         for (let route of rawRoutes)
         {
             const {from, to, name} = route.tags;
+            const state = route.tags.state || 'normal';
 
             // Check that the route consists of a block of stops and platforms
             // followed by a block of routes as dictated by PTv2
@@ -425,7 +426,8 @@ different sequence of nodes in two or more lines.`);
             }
 
             routes.push({
-                from, to, name,
+                from, to,
+                name, state,
                 stops: stops.map(id => elements[id].tags.ref),
             });
         }