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

extensions/merge-conflict/yarn.lock

@@ -6,21 +6,6 @@
   version "8.0.33"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-8.0.33.tgz#1126e94374014e54478092830704f6ea89df04cd"
 
-applicationinsights@0.18.0:
-  version "0.18.0"
-  resolved "https://registry.yarnpkg.com/applicationinsights/-/applicationinsights-0.18.0.tgz#162ebb48a383408bc4de44db32b417307f45bbc1"
-
-vscode-extension-telemetry@0.0.8:
-  version "0.0.8"
-  resolved "https://registry.yarnpkg.com/vscode-extension-telemetry/-/vscode-extension-telemetry-0.0.8.tgz#2261bff986b6690a6f1f746a45ac5bd1f85d29e0"
-  dependencies:
-    applicationinsights "0.18.0"
-    winreg "1.2.3"
-
-vscode-nls@^2.0.2:
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/vscode-nls/-/vscode-nls-2.0.2.tgz#808522380844b8ad153499af5c3b03921aea02da"
-
-winreg@1.2.3:
-  version "1.2.3"
-  resolved "https://registry.yarnpkg.com/winreg/-/winreg-1.2.3.tgz#93ad116b2696da87d58f7265a8fcea5254a965d5"
+vscode-nls@^3.2.1:
+  version "3.2.1"
+  resolved "https://registry.yarnpkg.com/vscode-nls/-/vscode-nls-3.2.1.tgz#b1f3e04e8a94a715d5a7bcbc8339c51e6d74ca51"