Add lookup object to  to make it easy to find a location from just its ID
Move delete function to global App scope so it can be accessed in all views
Add edit and delete buttons to view mode and improve layout
Style title and country headings in view mode
Add correct view and markers to leaflet map and change location selection to use lookup instead of locations array position
Remove splash screen from app
Use  function to watch for changes in locations array length and recreate the lookup if a change is detected
Show error message if invalid location ID is used