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

Closes #15

Author: greenkeeper[bot]

package.json

@@ -43,7 +43,7 @@
     "karma-jasmine": "~1.1.0",
     "karma-jasmine-html-reporter": "^0.2.2",
     "protractor": "~5.3.0",
-    "ts-node": "~5.0.1",
+    "ts-node": "~8.0.3",
     "tslint": "~5.9.1",
     "typescript": "~2.7.2"
   }