1. npm install
2. In one command, 
	mongod --dbpath=./data/
3. In another command,
	npm start
	if error msg appears, that might because your express-session is out of date.
	try 
	npm install express-session

- If you click the TUTO tab in the home tab of our website, you will be moved to motivation of our project. In other tabs, you will be moved to the home tab.
- placeholder.txt file in data folder is there so we can push the data folder.
- Basically, you can use every functionalities you see in our website.