First part of migrating Topo2 to GUI2

Change-Id: I316dd34cba161688e01dfb7b340bff5f2c3c57d4
diff --git a/web/gui2/src/main/webapp/app/view/topology/topology/topology.component.html b/web/gui2/src/main/webapp/app/view/topology/topology/topology.component.html
new file mode 100644
index 0000000..7347cb5
--- /dev/null
+++ b/web/gui2/src/main/webapp/app/view/topology/topology/topology.component.html
@@ -0,0 +1,32 @@
+<!--
+~ Copyright 2018-present Open Networking Foundation
+~
+~ 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.
+-->
+<onos-flash id="topoMsgFlash" message="{{ flashMsg }}" (closed)="flashMsg = ''"></onos-flash>
+
+<onos-instance #instance></onos-instance>
+<onos-summary #summary></onos-summary>
+<onos-toolbar #toolbar></onos-toolbar>
+<onos-details #details></onos-details>
+
+<div id="ov-topo2">
+    <svg viewBox="0 0 1000 1000" id="topo2"
+        resize offset-height="56" offset-width="12"
+        notifier="notifyResize()">
+        <svg:g onos-nodeviceconnected />
+        <svg:g onos-zoomlayer />
+    </svg>
+</div>
+
+<div id="breadcrumbs"></div>
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