Change CPMan REST prefix to resolve confliction with core REST API

Change-Id: I46a0aea4720bcb479a005477a16085a777dbf298
diff --git a/apps/cpman/app/src/main/java/org/onosproject/cpman/rest/ControlMetricsWebResource.java b/apps/cpman/app/src/main/java/org/onosproject/cpman/rest/ControlMetricsWebResource.java
index 8fb899d..1ac1420 100644
--- a/apps/cpman/app/src/main/java/org/onosproject/cpman/rest/ControlMetricsWebResource.java
+++ b/apps/cpman/app/src/main/java/org/onosproject/cpman/rest/ControlMetricsWebResource.java
@@ -47,7 +47,7 @@
 /**
  * Query control metrics.
  */
-@Path("metrics")
+@Path("controlmetrics")
 public class ControlMetricsWebResource extends AbstractWebResource {
 
     private final ControlPlaneMonitorService monitorService =
diff --git a/apps/cpman/app/src/test/java/org/onosproject/cpman/rest/ControlMetricsResourceTest.java b/apps/cpman/app/src/test/java/org/onosproject/cpman/rest/ControlMetricsResourceTest.java
index e78d3cd..23a9ab8 100644
--- a/apps/cpman/app/src/test/java/org/onosproject/cpman/rest/ControlMetricsResourceTest.java
+++ b/apps/cpman/app/src/test/java/org/onosproject/cpman/rest/ControlMetricsResourceTest.java
@@ -60,7 +60,7 @@
     NodeId nodeId;
     ControlLoad mockControlLoad;
 
-    private static final String PREFIX = "metrics";
+    private static final String PREFIX = "controlmetrics";
 
     /**
      * Constructs a control metrics resource test instance.