Travel::Status::DE::DBRIS v0.19

DBRIS->new, ->new-p: Add optional num_vias key
Journey: rename train, train_no to trip, trip_no. The former accessors are now deprecated and will issue a run-time warning when used.
Journey->trip, ->trip_no: Improve handling of combined operator / line number prefixes; avoid using trip number as type / line number
Journey: New accessors: types, type_at
Location: new accessors: operator, trip_type
dbris-m: Add -Or / -Oa options (show next stops of all departures)
dbris-m: Add --route-entries option
dbris-m: Provide more detailed operator information, if available