Moved trivial from net to store.
Fixed some javadocs.
diff --git a/core/store/hz/net/src/main/java/org/onlab/onos/store/topology/impl/package-info.java b/core/store/hz/net/src/main/java/org/onlab/onos/store/topology/impl/package-info.java
new file mode 100644
index 0000000..28b7704
--- /dev/null
+++ b/core/store/hz/net/src/main/java/org/onlab/onos/store/topology/impl/package-info.java
@@ -0,0 +1,4 @@
+/**
+ * Implementation of topology store using Hazelcast distributed structures.
+ */
+package org.onlab.onos.store.topology.impl;