GUI2 Extract Topology view in to its own library

Change-Id: I45597d0902c99b5b3d606966866cc518011c54a0
diff --git a/web/gui2-topo-lib/projects/gui2-topo-tester/src/app/app.component.ts b/web/gui2-topo-lib/projects/gui2-topo-tester/src/app/app.component.ts
new file mode 100644
index 0000000..4261f48
--- /dev/null
+++ b/web/gui2-topo-lib/projects/gui2-topo-tester/src/app/app.component.ts
@@ -0,0 +1,69 @@
+/*
+ * Copyright 2019-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.
+ */
+import {AfterViewInit, Component, OnDestroy} from '@angular/core';
+import {
+    GlyphService,
+    KeysService,
+    LionService,
+    LogService,
+    ThemeService,
+    WebSocketService,
+    WsOptions
+} from 'gui2-fw-lib';
+import * as d3 from 'd3';
+
+@Component({
+  selector: 'app-root',
+  templateUrl: './app.component.html',
+  styleUrls: ['./app.component.css']
+})
+export class AppComponent implements AfterViewInit, OnDestroy {
+    title = 'gui2-topo-tester';
+
+    constructor (
+        private lion: LionService,
+        private ts: ThemeService,
+        private gs: GlyphService,
+        private ks: KeysService,
+        public wss: WebSocketService,
+        private log: LogService,
+    ) {
+        // Testing of debugging
+        log.debug('OnosComponent: testing logger.debug()');
+        log.info('OnosComponent: testing logger.info()');
+        log.warn('OnosComponent: testing logger.warn()');
+        log.error('OnosComponent: testing logger.error()');
+
+        this.wss.createWebSocket(<WsOptions>{ wsport: 8181});
+
+        log.debug('OnosComponent constructed');
+    }
+
+    ngAfterViewInit(): void {
+        this.ks.installOn(d3.select('body'));
+        this.log.debug('AppComponent after view initialized');
+    }
+
+
+    ngOnDestroy() {
+        if (this.wss.isConnected()) {
+            this.log.debug('Stopping Web Socket connection');
+            this.wss.closeWebSocket();
+        }
+
+        this.log.debug('AppComponent destroyed');
+    }
+}