Added call to Thread::getAll() method in thread_controller.php.
Created a foreach loop to display the thread titles in views/thread/index.php.
Added a link forward to the screen which displays the contents of individual thread to the href attribute of a tag in views/thread/index.php.
Added get() method in models/thread.php.
Added view() method in thread_controller.php.
Changed 'db->rows' to 'db->row' in models/thread.php. Added views/thread/view.php.
Added models/comment.php. Added getComments() method in models/thread.php.