added folders to organize files

functions/util/config.js

@@ -0,0 +1,9 @@
+module.exports = {
+    apiKey: "AIzaSyCvsWetg4qFdsPGfJ3LCw_QaaYzoan7Q34",
+    authDomain: "twistter-e4649.firebaseapp.com",
+    databaseURL: "https://twistter-e4649.firebaseio.com",
+    projectId: "twistter-e4649",
+    storageBucket: "twistter-e4649.appspot.com",
+    messagingSenderId: "20131817365",
+    appId: "1:20131817365:web:633c95fb08b16d4526b89c"
+};