Separate cluster management and mastership management to separate packages

Change-Id: If1e399648451842da6dccc644b75b81337b105f9
diff --git a/core/store/hz/cluster/src/main/java/org/onlab/onos/store/cluster/impl/DistributedMastershipStore.java b/core/store/hz/cluster/src/main/java/org/onlab/onos/store/mastership/impl/DistributedMastershipStore.java
similarity index 96%
rename from core/store/hz/cluster/src/main/java/org/onlab/onos/store/cluster/impl/DistributedMastershipStore.java
rename to core/store/hz/cluster/src/main/java/org/onlab/onos/store/mastership/impl/DistributedMastershipStore.java
index 71d42fa..e073b63 100644
--- a/core/store/hz/cluster/src/main/java/org/onlab/onos/store/cluster/impl/DistributedMastershipStore.java
+++ b/core/store/hz/cluster/src/main/java/org/onlab/onos/store/mastership/impl/DistributedMastershipStore.java
@@ -1,6 +1,6 @@
-package org.onlab.onos.store.cluster.impl;
+package org.onlab.onos.store.mastership.impl;
 
-import static org.onlab.onos.cluster.MastershipEvent.Type.MASTER_CHANGED;
+import static org.onlab.onos.mastership.MastershipEvent.Type.MASTER_CHANGED;
 
 import java.util.Map;
 import java.util.Set;
@@ -12,11 +12,11 @@
 import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.apache.felix.scr.annotations.Service;
 import org.onlab.onos.cluster.ClusterService;
-import org.onlab.onos.cluster.MastershipEvent;
-import org.onlab.onos.cluster.MastershipStore;
-import org.onlab.onos.cluster.MastershipStoreDelegate;
-import org.onlab.onos.cluster.MastershipTerm;
 import org.onlab.onos.cluster.NodeId;
+import org.onlab.onos.mastership.MastershipEvent;
+import org.onlab.onos.mastership.MastershipStore;
+import org.onlab.onos.mastership.MastershipStoreDelegate;
+import org.onlab.onos.mastership.MastershipTerm;
 import org.onlab.onos.net.DeviceId;
 import org.onlab.onos.net.MastershipRole;
 import org.onlab.onos.store.common.AbstractHazelcastStore;
diff --git a/core/store/hz/cluster/src/main/java/org/onlab/onos/store/mastership/impl/package-info.java b/core/store/hz/cluster/src/main/java/org/onlab/onos/store/mastership/impl/package-info.java
new file mode 100644
index 0000000..308c9ef
--- /dev/null
+++ b/core/store/hz/cluster/src/main/java/org/onlab/onos/store/mastership/impl/package-info.java
@@ -0,0 +1,4 @@
+/**
+ * Implementation of a distributed mastership store using Hazelcast.
+ */
+package org.onlab.onos.store.mastership.impl;