chore(package): update ts-node to version 8.0.3

Closes #33

Author: greenkeeper[bot]

demo/package.json

@@ -69,7 +69,7 @@
     "protractor": "~5.4.1",
     "reflect-metadata": "~0.1.10",
     "ts-loader": "^5.3.1",
-    "ts-node": "~7.0.1",
+    "ts-node": "~8.0.3",
     "tslint": "~5.11.0",
     "typescript": "~3.1.6",
     "webpack-cli": "^3.1.2",