- In LoginPage, printMainFrame(), printTimeline(), pinEntered(), backToLoginButtonClicked(), printPinField(), getPin(), addLoginButton() methods are implemented
- In GUI, printMainFrame(), printTimeline(), pinEntered(), backToLoginButtonClicked(), printPinField(), getPin()
- TweetStream contructor is implemented. It now has a addTweet() method.
- MainFrame constructor is implemented.