Make the old resource APIs deprecated

Change-Id: Ib3158f3f363c928353f6ef82aac98a8e4e589953
diff --git a/core/api/src/main/java/org/onosproject/net/resource/link/LinkResourceEvent.java b/core/api/src/main/java/org/onosproject/net/resource/link/LinkResourceEvent.java
index 3edb386..a370292 100644
--- a/core/api/src/main/java/org/onosproject/net/resource/link/LinkResourceEvent.java
+++ b/core/api/src/main/java/org/onosproject/net/resource/link/LinkResourceEvent.java
@@ -23,7 +23,10 @@
 
 /**
  * Describes an event related to a Link Resource.
+ *
+ * @deprecated in Emu Release
  */
+@Deprecated
 public final class LinkResourceEvent
        extends AbstractEvent<LinkResourceEvent.Type, Collection<LinkResourceAllocations>> {