Add v3.Route.options properties (cloudfoundry#1264)

- Introduced in CAPI 3.183 - cloudfoundry/cloud_controller_ng#4080

Author: Kehrlann

cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/routes/Route.java

@@ -62,4 +62,11 @@ public abstract class Route extends Resource {
      */
     @JsonProperty("url")
     public abstract String getUrl();
+
+    /**
+     * The route options
+     */
+    @JsonProperty("options")
+    @Nullable
+    public abstract RouteOptions getOptions();
 }

cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/routes/_RouteOptions.java

@@ -0,0 +1,22 @@
+package org.cloudfoundry.client.v3.routes;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
+import org.cloudfoundry.Nullable;
+import org.immutables.value.Value;
+
+/**
+ * Represents a Route Options
+ */
+@JsonDeserialize
+@Value.Immutable
+abstract class _RouteOptions {
+
+    /**
+     * The loadbalancing
+     */
+    @JsonProperty("loadbalancing")
+    @Nullable
+    public abstract String getLoadbalancing();
+
+}