Create Database Update 2

-/+ Changed wording in the db_name_input function
## commented out the test numbers to check all table functions work
Delete Data Update 1

- Removed comments
Amend Data Update 2

- Removed comments
Menu Function Update 3

+ Added Quit program function
+ Added Load Database Function
+ Added Back to Menu option
## Commented out view_menu whilst construction is done
+ added "pass" to view_menu to avoid problems in the program
+ linked up choices to their appropriate place