Add method to list out all contacts
Add edit menu into ui
Add in phone menu
Add new files for separate classes
Move class to phone.rb
classes moved to respective files
create methods for each class
Add list methods for email, phone and address
Make address.rb more general instead of specific variables for street, city and state
Alter email.rb to include email method and initialize different variable
modify UI to use numbers instead of letters for menu's continuity
add menu selection method that creates actions as a result of pressing various menu keys
Add edit menu in addition to removing unneccessary methods in address_book.rb
Readded attribute accessor and initialized more specific variables again for address
Add attribute accessor to other ruby files and modify basic methods by using '==' operator
Refactor list methods for address, phones and email
add add_address method
add method for adding emails
overhauled UI