Timeout api, and fixes it lead to

- timeout on api-calls with Retry-After present in header
- Fixed issue where when server restarts you are sometimes logged out for some reason
- README updates

server/handlers/db.js

@@ -10,7 +10,7 @@ var mongojs = require('mongojs');
 var db = mongojs('mongodb://' + mongo_config.host + '/' + mongo_config.config);
 
 db.collection("chat_logs").createIndex({ "createdAt": 1 }, { expireAfterSeconds: 600 });
-
+db.collection("timeout_api").createIndex({ "createdAt": 1 }, { expireAfterSeconds: 5 });
 db.on('connected', function(err) {
     console.log("connected");
 })