Update 3D public data (#538)
Update 3D public data (#538)

- Remove a bag that had the same data as another, just different timestamps.
- Republish a few bags with laser intensities.
damonkohler/cartographer_ros,wohe/cartographer_ros,wohe/cartographer_ros,googlecartographer/cartographer_ros,wohe/cartographer_ros,cartographer-project/cartographer_ros,damonkohler/cartographer_ros,cartographer-project/cartographer_ros,damonkohler/cartographer_ros,googlecartographer/cartographer_ros,cartographer-project/cartographer_ros,googlecartographer/cartographer_ros