[IMP] Added conditions for when no connections.
[IMP] Modified several conditions old.
[IMP] Added condition in line_2 to TEST: 49,50.
[IMP] Added contidion to TEST 48 and delete condition old.
[IMP] Clean code.
[IMP] Order result by qty stations.
[IMP] Added scroll to end view(list of stations).
[IMP] Added scroll view to view of result list.
[IMP] Added double space as first element of gridlayout.
[IMP] Added code so that pressing button go back,
the app not close.
[IMP] Addded dictionary of direction2.
[IMP] Added button to exit of app.