Get rid of previous project files
Extract Confirmation Dialog into widget
Revamped the UI for the form
Make subject/timing fields required.
Add validation for class form.
Handle cases when null classes are returned cleanly
Extracted onEdit, onDelete and placed into SchedulePage
Create Alternate UI to show when there are no classes to display.
Pass ClassItem in Class Form constructor
Remove Objects; use Strings instead
Made Class Form reusable for editing and adding Classes.
Added Edit Class Functionality
Add a Confirmation Dialog when exiting Form
Added Time Picker in Class Form
