Add a VS code config for test debugging

Author: pimterry

.vscode/launch.json

@@ -1,6 +1,26 @@
 {
     "version": "0.2.0",
     "configurations": [
+        {
+            "type": "node",
+            "request": "launch",
+            "name": "Mocha Tests",
+            "program": "${workspaceFolder}/node_modules/mocha/bin/_mocha",
+            "args": [
+                "-u",
+                "tdd",
+                "--timeout",
+                "999999",
+                "--colors",
+                "-r",
+                "ts-node/register",
+                "${workspaceFolder}/test/**/*.spec.ts"
+            ],
+            "env": {
+                "TS_NODE_FILES": "true"
+            },
+            "internalConsoleOptions": "openOnSessionStart"
+        },
         {
             "name": "Build All",
             "type": "node",