Merge VS Code 1.21 source code (#1067)

* Initial VS Code 1.21 file copy with patches

* A few more merges

* Post npm install

* Fix batch of build breaks

* Fix more build breaks

* Fix more build errors

* Fix more build breaks

* Runtime fixes 1

* Get connection dialog working with some todos

* Fix a few packaging issues

* Copy several node_modules to package build to fix loader issues

* Fix breaks from master

* A few more fixes

* Make tests pass

* First pass of license header updates

* Second pass of license header updates

* Fix restore dialog issues

* Remove add additional themes menu items

* fix select box issues where the list doesn't show up

* formatting

* Fix editor dispose issue

* Copy over node modules to correct location on all platforms

build/npm/postinstall.js

@@ -26,10 +26,11 @@ yarnInstall('extensions'); // node modules shared by all extensions
 const extensions = [
 	'vscode-colorize-tests',
 	'json',
-    'mssql',
+  'mssql',
 	'configuration-editing',
 	'extension-editing',
 	'markdown',
+	'markdown-basics',
 	'git',
 	'merge-conflict',
 	'insights-default',
@@ -42,6 +43,7 @@ extensions.forEach(extension => yarnInstall(`extensions/${extension}`));
 function yarnInstallBuildDependencies() {
 	// make sure we install the deps of build/lib/watch for the system installed
 	// node, since that is the driver of gulp
+	//@ts-ignore
 	const env = Object.assign({}, process.env);
 	const watchPath = path.join(path.dirname(__dirname), 'lib', 'watch');
 	const yarnrcPath = path.join(watchPath, '.yarnrc');
@@ -59,4 +61,5 @@ runtime "${runtime}"`;
 }
 
 yarnInstall(`build`); // node modules required for build
+yarnInstall('test/smoke'); // node modules required for smoketest
 yarnInstallBuildDependencies(); // node modules for watching, specific to host node version, not electron