Minecraft wiki entry for Development_versions, associated text: Fixed shifted sub-chunks on Caves & Cliffs flat worlds (MCPE-140428)
Hoodoos now generate in Eroded Badland biomes again (MCPE-141083)
Strange pillars no longer generate below Eroded Badland biomes (MCPE-141342)
Water and Lava springs now correctly generate at the expected frequency
Fixed issue with Copper Ore hanging mid-air in ravines (MCPE-141189)