Inital platform relayering (#6385)

* moving test files and inital refactoring

* relayer extension host code

* fix imports

* make insights work

* relayer dashboard

* relayer notebooks

* moveing more code around

* formatting

* accept angular as browser

* fix serializer

* add missing files

* remove declarations from extensions

* fix build errors

* more relayering

* change urls to relative to help code relayering

* remove layering to prep for merge

* fix hygiene errors

* fix hygiene errors

* fix tests

src/sql/base/browser/lifecycle.ts

@@ -0,0 +1,21 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { OnDestroy } from '@angular/core';
+import { Subscription } from 'rxjs/Subscription';
+
+import { IDisposable, Disposable } from 'vs/base/common/lifecycle';
+
+export function subscriptionToDisposable(sub: Subscription): IDisposable {
+	return {
+		dispose: sub.unsubscribe
+	};
+}
+
+export class AngularDisposable extends Disposable implements OnDestroy {
+	ngOnDestroy() {
+		this.dispose();
+	}
+}