FeesManagement

Fees management app features includes:
1) Login feature.
2) Add new group.
3) Add student to any group you want.
4) Group details feature.
5) Details of every student of every group.
6) Add students to any group.
7) Fees info of every student in which it describes the paid fees and unpaid fees students.
8) Update fees status of any student.
9) List of the paid fees students.
10) Send local messages to the paid students when the fees is updated.
11) Send fees remainder messages to the unpaid fees students.
12) Delete group feature.
13) Logout feature.