Initial cut for UI topo model implementation.
- also moved existing classes down a package (to util).

Change-Id: Ie6c99ff10a3f4255795217a93f7028b5d8717d21
diff --git a/web/gui/src/main/java/org/onosproject/ui/impl/topo/model/package-info.java b/web/gui/src/main/java/org/onosproject/ui/impl/topo/model/package-info.java
new file mode 100644
index 0000000..b0cbf54
--- /dev/null
+++ b/web/gui/src/main/java/org/onosproject/ui/impl/topo/model/package-info.java
@@ -0,0 +1,20 @@
+/*
+ *  Copyright 2016 Open Networking Laboratory
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+/**
+ * Server-side modeling of the Topology View.
+ */
+package org.onosproject.ui.impl.topo.model;