Expense-Tracker Kotlin Version

console-based expense tracker that allows the user to:

-Add a new expense with the following:
    --Description
    --Amount
    --Category
    --Date
-View all Expenses added so far
-Filter expenses by:
    --Category
    --Date
    --Amount range
-Calculate total expenses:
    --Overall total
    --By category
-Delete an expense by selecting its number in the list

This project will not be implemeting classes or Object-Oriented concepts