Refresh master with initial release/0.24 snapshot (#332)

* Initial port of release/0.24 source code

* Fix additional headers

* Fix a typo in launch.json

test/smoke/src/areas/workbench/localization.test.ts

@@ -0,0 +1,54 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import * as assert from 'assert';
+
+import { SpectronApplication, Quality } from '../../spectron/application';
+
+describe('Localization', () => {
+	before(async function () {
+		const app = this.app as SpectronApplication;
+		this.app.suiteName = 'Localization';
+
+		if (app.quality === Quality.Dev) {
+			return;
+		}
+
+		await app.restart(['--locale=DE']);
+	});
+
+	it(`starts with 'DE' locale and verifies title and viewlets text is in German`, async function () {
+		const app = this.app as SpectronApplication;
+
+		if (app.quality === Quality.Dev) {
+			this.skip();
+			return;
+		}
+
+		let text = await app.workbench.explorer.getOpenEditorsViewTitle();
+		await app.screenCapturer.capture('Open editors title');
+		assert(/geöffnete editoren/i.test(text));
+
+		await app.workbench.search.openSearchViewlet();
+		text = await app.workbench.search.getTitle();
+		await app.screenCapturer.capture('Search title');
+		assert(/suchen/i.test(text));
+
+		await app.workbench.scm.openSCMViewlet();
+		text = await app.workbench.scm.getTitle();
+		await app.screenCapturer.capture('Scm title');
+		assert(/quellcodeverwaltung/i.test(text));
+
+		await app.workbench.debug.openDebugViewlet();
+		text = await app.workbench.debug.getTitle();
+		await app.screenCapturer.capture('Debug title');
+		assert(/debuggen/i.test(text));
+
+		await app.workbench.extensions.openExtensionsViewlet();
+		text = await app.workbench.extensions.getTitle();
+		await app.screenCapturer.capture('Extensions title');
+		assert(/erweiterungen/i.test(text));
+	});
+});