Remove old and unused Router code (incl. tests).

Added deprecated tags to a bunch of other objects that will be removed in a
future release

Change-Id: Iee80a260951070c1f280aa1a7755f06349aacb4f
diff --git a/apps/routing-api/src/main/java/org/onosproject/routing/FibListener.java b/apps/routing-api/src/main/java/org/onosproject/routing/FibListener.java
index a184146..868fd02 100644
--- a/apps/routing-api/src/main/java/org/onosproject/routing/FibListener.java
+++ b/apps/routing-api/src/main/java/org/onosproject/routing/FibListener.java
@@ -19,7 +19,10 @@
 
 /**
  * A component that is able to process Forwarding Information Base (FIB) updates.
+ *
+ * @deprecated use RouteService instead
  */
+@Deprecated
 public interface FibListener {
 
     /**