added dependencies to package.json

googletrendsgame/package.json

@@ -3,6 +3,9 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
+    "async": "^2.6.0",
+    "google-trends-api": "^4.4.0",
+    "promise": "^8.0.1",
     "react": "^16.2.0",
     "react-dom": "^16.2.0",
     "react-scripts": "1.1.0"
@@ -13,4 +16,4 @@
     "test": "react-scripts test --env=jsdom",
     "eject": "react-scripts eject"
   }
-}
+}