Do not use route options when nil in manifest update

Author: hoffmaen

app/messages/manifest_routes_update_message.rb

@@ -64,11 +64,12 @@ def contains_invalid_lb_algo?(routes)
 
     def manifest_route_mappings
       @manifest_route_mappings ||= routes.map do |route|
-        {
+        r = {
           route: ManifestRoute.parse(route[:route], route[:options]),
-          protocol: route[:protocol],
-          options: route[:options]
+          protocol: route[:protocol]
         }
+        r[:options] = route[:options] unless route[:options].nil?
+        r
       end
     end