[ONOS-2225] Implement REST API for Flow Objectives

This commit implements REST API for Flow Objective Service.
The corresponding unit test will be followed in a separated commit.

Change-Id: I94d1dc6cfc07fc9d07fcf8c303c8e395b40ed122
diff --git a/web/api/src/main/java/org/onosproject/rest/resources/CoreWebApplication.java b/web/api/src/main/java/org/onosproject/rest/resources/CoreWebApplication.java
index 06248fa..8d02f54 100644
--- a/web/api/src/main/java/org/onosproject/rest/resources/CoreWebApplication.java
+++ b/web/api/src/main/java/org/onosproject/rest/resources/CoreWebApplication.java
@@ -43,7 +43,8 @@
                 ConfigWebResource.class,
                 PathsWebResource.class,
                 StatisticsWebResource.class,
-                MetricsWebResource.class
+                MetricsWebResource.class,
+                FlowObjectiveWebResource.class
         );
     }
 }
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