Minecraft wiki entry for Development_versions, associated text: Fixed an issue that would cause a 'phantom' water block to appear when placing water on a fire near a sponge block. (MCPE-57063)
Fixed an issue where water from bubble columns could not be collected. (MCPE-37571)
Stacked minecarts that occupy the same space will now load and unload as expected. (MCPE-54244)
Walking on scaffolding now makes correct sounds. (MCPE-53279)