Exersise6 -setup
Output grocery list with bullets
Exercise6_2 - Ask if you need to add anything
Exercise6_2 - method to ask and assign a forgotten item
Exercise6 - methods to list, ask to add, and ask what to add
Exercase6_3 - add as many items as you wish
Exercise6_4 - checking for bananas
Exercise6_5 - put the second item in the list
Exercise6_6 -rsort and print list in alphabetical order
Exercise6_7 - removed salmon from the list and display the final list