added public_transport: to three highway: bus_stop
adding Co.Tr.A.B. as Operator of one of Route Maters in Potenza
updated name of last stop of Linea 3
updated info of two recycling points
experimenting with link[0] tag
added ways to one direction of line 10
added ways to one direction of line 11
small fixes to holiday route of Line 2
added ways to bus Line 12 relations
added ways to bus Line 15 relations
removed duplicated ways from Line 14 routes
removed duplicated ways from Line 14 routes
removed duplicated ways from Line 4 routes