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/json/server/package.json

@@ -8,11 +8,11 @@
     "node": "*"
   },
   "dependencies": {
-    "jsonc-parser": "^1.0.0",
-    "request-light": "^0.2.1",
-    "vscode-json-languageservice": "^3.0.4",
-    "vscode-languageserver": "^3.5.0",
-    "vscode-nls": "^2.0.2",
+    "jsonc-parser": "^1.0.1",
+    "request-light": "^0.2.2",
+    "vscode-json-languageservice": "^3.0.7",
+    "vscode-languageserver": "4.0.0-next.3",
+    "vscode-nls": "^3.2.1",
     "vscode-uri": "^1.0.1"
   },
   "devDependencies": {
@@ -22,8 +22,8 @@
     "compile": "gulp compile-extension:json-server",
     "watch": "gulp watch-extension:json-server",
     "install-service-next": "yarn add vscode-json-languageservice@next",
-    "install-service-local": "npm install ../../../../vscode-json-languageservice -f",
+    "install-service-local": "yarn link vscode-json-languageservice",
     "install-server-next": "yarn add vscode-languageserver@next",
-    "install-server-local": "npm install ../../../../vscode-languageserver-node/server -f"
+    "install-server-local": "yarn link vscode-languageserver-server"
   }
 }