chore(package): update ts-node to version 7.0.0

Closes #7

package.json

@@ -65,7 +65,7 @@
     "mocha": "~5.2.0",
     "nyc": "~12.0.2",
     "source-map-support": "~0.5.6",
-    "ts-node": "~6.1.0",
+    "ts-node": "~7.0.0",
     "tslint": "~5.10.0",
     "typings": "~2.1.1"
   }