[0.3.11] Add loading, editing, and saving of EmailTemplates
Add line wrapping to text areas in the 'Compose' panel
[0.4.1] New phase: the Database tab. Add 'View Entries' panel
[0.4.2] Add 'Manage Entries' panel to Database tab
Rename all the things! (Improve variable names in the Database tab)
[0.4.3] Add TeacherPanel with filled in Contact Info panel
Add 'Classes' panel to TeacherPanel
Fix typos in method names in ClassMaster
Add toString() methods needed in order to list classes, teachers, and students
[0.4.4] Add input handling to TeacherPanel
Relatively minor bugfixes