Moved generic Timestamp/ClockManager classes to onos-api
so they are usable by applications.

Change-Id: Icf0e92d12434dec782332e91b632da8066a85b60
diff --git a/core/store/dist/src/test/java/org/onosproject/store/ecmap/EventuallyConsistentMapImplTest.java b/core/store/dist/src/test/java/org/onosproject/store/ecmap/EventuallyConsistentMapImplTest.java
index a4db35f..c215f5b 100644
--- a/core/store/dist/src/test/java/org/onosproject/store/ecmap/EventuallyConsistentMapImplTest.java
+++ b/core/store/dist/src/test/java/org/onosproject/store/ecmap/EventuallyConsistentMapImplTest.java
@@ -38,7 +38,7 @@
 import org.onosproject.store.cluster.messaging.MessageSubject;
 import org.onosproject.store.service.ClockService;
 import org.onosproject.store.impl.LogicalTimestamp;
-import org.onosproject.store.impl.WallClockTimestamp;
+import org.onosproject.store.service.WallClockTimestamp;
 import org.onosproject.store.serializers.KryoNamespaces;
 import org.onosproject.store.serializers.KryoSerializer;
 import org.onosproject.store.service.EventuallyConsistentMap;
diff --git a/core/store/dist/src/test/java/org/onosproject/store/impl/WallClockTimestampTest.java b/core/store/dist/src/test/java/org/onosproject/store/impl/WallClockTimestampTest.java
index c0fda9e..ead4612 100644
--- a/core/store/dist/src/test/java/org/onosproject/store/impl/WallClockTimestampTest.java
+++ b/core/store/dist/src/test/java/org/onosproject/store/impl/WallClockTimestampTest.java
@@ -24,6 +24,7 @@
 import org.onlab.util.KryoNamespace;
 
 import com.google.common.testing.EqualsTester;
+import org.onosproject.store.service.WallClockTimestamp;
 
 /**
  * Tests for {@link WallClockTimestamp}.