Minecraft wiki entry for Development_versions, associated text: MC-165695 – Hoppers harvesting honeycomb from bee hives and bee nests only pick up one honeycomb.
MC-166312 – Loom UI pattern icons are too dark.
MC-166324 – "Raw input" button has lowercase "i".
MC-166397 – Entities become white from certain angles when affected by glowing and invisibility effects.
MC-166722 – Some custom item models appear dark in the inventory.
MC-167201 – Invisible glowing entities do not respect their team color.
MC-167219 – Reloading a resource pack enough times will cause intense lag.
MC-167220 – Items on marker armor stands no longer glow.
MC-167235 – Distance from where you can enter a bed is off-center.
MC-167344 – com.mojang.blaze3d.platform.ClipboardManager leaks direct buffers.
MC-167444 – iron_golem_crackiness_* textures show up on invisible iron golems that are damaged.
MC-167709 – Bees that ride a boat, minecart or other entities when entering their hive or nest cannot leave the hive or nest ever again.
MC-168091 – Concrete powder does not convert into concrete when dropped into deep water.