Added VSCode config files to source control

.gitignore

@@ -13,7 +13,7 @@ nbproject
 # IDEs & Text Editors
 .idea
 .sublime-*
-.vscode
+.vscode/settings.json
 .netbeans
 nbproject
 

.vscode/launch.json

@@ -0,0 +1,17 @@
+{
+  // Use IntelliSense to learn about possible attributes.
+  // Hover to view descriptions of existing attributes.
+  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "type": "node",
+      "request": "launch",
+      "name": "Run Mocha",
+      "program": "${workspaceFolder}/node_modules/mocha/bin/_mocha",
+      "outFiles": [
+        "${workspaceFolder}/lib/**/*.js"
+      ]
+    }
+  ]
+}

.vscode/tasks.json

@@ -0,0 +1,27 @@
+{
+  // See https://go.microsoft.com/fwlink/?LinkId=733558
+  // for the documentation about the tasks.json format
+  "version": "2.0.0",
+  "tasks": [
+    {
+      "type": "npm",
+      "script": "build",
+      "problemMatcher": [
+        "$tsc"
+      ],
+      "group": {
+        "kind": "build",
+        "isDefault": true
+      }
+    },
+
+    {
+      "type": "npm",
+      "script": "test",
+      "group": {
+        "kind": "test",
+        "isDefault": true
+      }
+    }
+  ]
+}