Vscode merge (#4582)

* Merge from vscode 37cb23d3dd4f9433d56d4ba5ea3203580719a0bd

* fix issues with merges

* bump node version in azpipe

* replace license headers

* remove duplicate launch task

* fix build errors

* fix build errors

* fix tslint issues

* working through package and linux build issues

* more work

* wip

* fix packaged builds

* working through linux build errors

* wip

* wip

* wip

* fix mac and linux file limits

* iterate linux pipeline

* disable editor typing

* revert series to parallel

* remove optimize vscode from linux

* fix linting issues

* revert testing change

* add work round for new node

* readd packaging for extensions

* fix issue with angular not resolving decorator dependencies

src/vs/base/node/languagePacks.d.ts

@@ -0,0 +1,23 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+export interface NLSConfiguration {
+	locale: string;
+	availableLanguages: {
+		[key: string]: string;
+	};
+	pseudo?: boolean;
+}
+
+export interface InternalNLSConfiguration extends NLSConfiguration {
+	_languagePackId: string;
+	_translationsConfigFile: string;
+	_cacheRoot: string;
+	_resolvedLanguagePackCoreLocation: string;
+	_corruptedFile: string;
+	_languagePackSupport?: boolean;
+}
+
+export function getNLSConfiguration(commit: string, userDataPath: string, metaDataFile: string, locale: string): Promise<NLSConfiguration>;