add pkg protected resetRoutes so new mappings can be created via post to /routes

spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/zuul/RouteLocator.java

@@ -45,7 +45,7 @@ public class RouteLocator implements ApplicationListener<EnvironmentChangeEvent>
 	public void onApplicationEvent(EnvironmentChangeEvent event) {
 		for (String key : event.getKeys()) {
 			if (key.startsWith(properties.getMapping())) {
-				routes.set(locateRoutes());
+				resetRoutes();
 				return;
 			}
 		}
@@ -53,12 +53,19 @@ public class RouteLocator implements ApplicationListener<EnvironmentChangeEvent>
 
 	public Map<String, String> getRoutes() {
 		if (routes.get() == null) {
-			routes.set(locateRoutes());
+			return resetRoutes();
 		}
 
 		return routes.get();
 	}
 
+    //access so ZuulHandlerMapping actuator can reset it's mappings
+    /*package*/ Map<String, String> resetRoutes() {
+        LinkedHashMap<String, String> newValue = locateRoutes();
+        routes.set(newValue);
+        return newValue;
+    }
+
     protected LinkedHashMap<String, String> locateRoutes() {
 		LinkedHashMap<String, String> routesMap = new LinkedHashMap<>();
 

spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/zuul/ZuulHandlerMapping.java

@@ -74,7 +74,7 @@ public class ZuulHandlerMapping extends AbstractUrlHandlerMapping implements
 	@ResponseBody
 	@ManagedOperation
 	public Map<String, String> reset() {
-		Map<String, String> routes = routeLocator.getRoutes();
+		Map<String, String> routes = routeLocator.resetRoutes();
 		registerHandlers(routes);
 		return routes;
 	}

spring-cloud-netflix-sidecar/src/test/resources/application.yml

@@ -20,9 +20,3 @@ endpoints:
   health:
     sensitive: false
 
-zuul:
-  proxy:
-    route:
-      stores: /stores
-      customers: /customers
-