Scale down to 1 pm2 instance

Author: ThomasLachaux

package.json

@@ -40,7 +40,7 @@
   },
   "scripts": {
     "dev": "nodemon ./start.js",
-    "start": "pm2-runtime start ./start.js --name UA-api -i 4",
+    "start": "pm2-runtime start ./start.js --name UA-api -i 1",
     "lint": "eslint src/ --ext .js",
     "lint-fix": "eslint --fix src/ --ext .js",
     "seed": "sequelize db:drop; sequelize db:create --charset=utf8; sequelize db:seed:all",