• Update libraries except MapLibre, update code for CSV read/write

• Show info on bus inside MapFragment

• Fix line screen showing vehicles from previous line showing

• Add button to switch bus positions source in Line Screen

• Fix map not restoring to previous position in MapLibreFragment

• Cleanup, save open stop and map position in LineDetailsFragment too

Resolves T1364 and T1367

• Open lines, "switch source", still works, do it again, it still works
• Open map, change app, reopen app, still works