Changed README.md
Added the initial file. time to do the magic.
Add menu function
Fixed frescuras.
Defined the struct.
inserirCidade() feita.
Fixed frescura.
Added the function to remove a city.
Made a function to list the cities.
Fixed some details.
Amend.
Details.
Added lerCidade function and some auxiliar functions.
Little mistake.
integrated city register with menu
Integrated city delete with menu
 Integrated city list with menu (Still incompleted)
Some changes.
Added messages to the results of some operations and other things.
Added message after excluding a city.