Add a helper to check login.
Add a title variable to save text.
Fixed an unit test bug.
Add profile page.
Check duplicate username when register.
Display user information at profile page.
Modify user session.
Modify test case.
Add user profile edit page.
Modify unit test case.
Now we can edit goal time.
Add a date helper.
Modify test case.
Now we can save post to db.
Add post form.
Now we can post.
Move `/views` from root to `/public`.
Add method override.
Add index.html and post.html
Add angular route.