Minecraft wiki entry for Development_versions, associated text: Fixed an issue that would cause blocks to reappear after they have been broken. (MCPE-48914)
Fixed observer blocks not being powered when being moved. (MCPE-63785)
Enchanted weapons now apply their effects correctly again. (MCPE-63124)
Changing armor will now update and show the correct armor visually. (MCPE-63135)
Shearing a sheep will now update the sheep correctly. (MCPE-63188)
Spruce and giant spruce trees no longer generate with missing logs. (MCPE-63658)
Leaves no longer prevent saplings from growing into trees. (MCPE-63153)
Hoppers will now collect bone meal from composters placed above. (MCPE-63809)