add fields
change controller name and URL
add mapping for payment,gratzeezUserBalance and userGratuity
add mapping for user gratuity
add model and DTO class
add payment DTO class
remove add gratuity method
change name of method
change method name
implement send gratuity method
modify the get payment method
update get sender edit method
change the sender payment method
modify the complete profile method
add mapping class
add messages
add oath2 dependency