WellNus v1.4

Fixed Identified Bug by development team and others

WellNUS v1.3

Features added in v1.3:

1. Adding and viewing student notes
2. Edit Student details
3. Find Student by name
4. Filter Appointments by date
5. Tag Students with risk level

WellNUS v1.2.1

Merge pull request #134 from SimWPEric/date-filter-command

Add filter command

Minimal Functional WellNus v1.2

New features are listed below:

1. Add Students
2. Delete Students
3. View Students
4. Schedule Appointments
5. Cancel Appointments
6. View Appointments