DCU - Various minor updates

Checking and adding Louth local routes L15xxx

Checking and adding Louth local routes L12xxx

Adding mostly route-only relation for F1 bus

Adding mostly route-only relation for F2 bus

Removing one way from start of F3 bus

Adding mostly route-only relation for F3 bus

Checking and adding Louth local routes L11xxx

Checking and adding Louth local routes L10xxx

Extending A2 route relation from Strangford to Newry

Adding forgotten section of road to A2 relation

Extending A2 route relation from Belfast to Portaferry; removing direction roles (too complicated given messiness of route)

Extending A2 route relation from Larne to Belfast

Extending A2 route relation from Coleraine to Larne

Adding A2 route relation from Coshquin to Coleraine (using roles as described on wiki)

Adding route relation for A1 in NI

Adding Irish names and building refs on St Pat's and All Hallows

Removing descriptions/refs from DCU building names and adding Irish translations

Adding northside 44 route and updating bus stops in Enniskerry

Updating routes of 16 and 19 buses at Dublin Airport (T2 stop is not timetabled but buses do stop there)