Bug Fixes in Utilities
Improve layout, snap scrolling to timetable items
Snap scrolling at the top of departure/arrival/journey items.
Make the height of the expand areas of items multiples of their
unexpanded height to not confuse the scroll snap.
Remove margins in the PublicTransportWidget layout.
Clip items to the shape of the scroll widgets content.
Also clip some more pixels at top/bottom for overflow borders.