New Feature: added image field in WidgetUser model and image tag in details.html so each user has profile picture.

Improvement: edited settings.py and urls.py of widget_django_unchained folder to allow image posting.

Meta: git repository config file modified with 'longpaths = true' value to prevent repository not updating properly when a filename (usually in the migrations subfolders) is too long.

New Feature: added forms.py for future development

Style: Edited views.py to arrange widget users by alphabetical order (last names)

Fix: corrected minor bugs when displaying names in forum and announcemnts page. corrected bug where passing grade displays zero all the time.

Improvement: added instances of 'Course' via admin page.
Style/Fix: Cleaned HTML formatting of 'forum' page.