Smart School Android App - Mobile Application for Smart School 4.2

Feature Enhancement

1. Added fees discount
2. Added rule based fine
3. Added Online Exam and Assignment in Online Course
4. Added payment gateways processing fees

General Changes
1. Updated legacy FCM api to latest HTTP api for app push notification
2. Updated Android Version 14
3. Updated Android API level 34

Bug Fixes
1. Examination result not showing at student and parent login