Lab 3
- changed views to class based views
- added get_absolute_url() and get_author_name() functions to Post in models.py
- added classes for ListView and DetailView for Post
- adjusted URLs for the pages
- added HTML templates in templates/forum/

Final Project
- added addPost() function in views.py
- added new forms.py file
- added new URL for addPost() page
- added post_form.html to templates