add exec so all signals come through

Author: commit111

samples/redis-js/app/package.json

@@ -4,7 +4,7 @@
   "main": "server.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
-    "start": "node server.js"
+    "start": "exec node server.js"
   },
   "keywords": [],
   "author": "",