Modified overall structure of project 1.login and register now create user objects to be used throughout the current session, 2. added postEditPrivilege class and insertInDatabase function within class. 3. Removed need for userId attribute in sessionState, 4.Removed need to call getAuthor within blog.jsp, the author is now retrieved as the blog or post are created  4. started modifying blog class so that it contains a list of post objects instead of only the post contents, this is done to allow for checking of author and privilages for individual posts, 5. started implementing consistent errorChecking.