Header file for the Passenger class
Passenger List

Here is the passenger list for 1000 names including duplicate
Passenger Implementation + Interface update

getName() split into getFirstName() and getLastName()
PassengerDatabase Class

not completed
we need to add more stuff to it
Edit interface and add underlying structures

Added functions to get by ID/name, added the discussed data structures
Merge pull request #3 from collinday/passenger

Add basic passenger interface