Merge pull request #3240 from Tyriar/debug

Fix Demo Server debug launch config

package.json

@@ -11,6 +11,7 @@
     "prepackage": "npm run build",
     "package": "webpack",
     "start": "node demo/start",
+    "start-debug": "node --inspect-brk demo/start",
     "lint": "eslint -c .eslintrc.json --max-warnings 0 --ext .ts src/ addons/",
     "test": "npm run test-unit",
     "posttest": "npm run lint",