Minecraft wiki entry for Development_versions, associated text: MC-1578 – Cannot move backwards in Books while writing / Cannot copy anything from the book
MC-1692 – Excessive lag on lamp de/activation across chunk borders
MC-3329 – Naturally generated light sources (fire, glowstone, torches etc.) sometimes do not emit light
MC-3961 – Water, Cobwebs, Magma, Leaves and other blocks save sunlight
MC-4686 – Client movement when teleported
MC-9188 – Fires can leave ghost lighting behind
MC-11571 – Huge lighting updates lag the game.
MC-76278 – Lighting not updating until walked up or block update
MC-80966 – Light calculation of ChunkSelection faulty implemented resulting in client bugs (empty chunks don't show light/render dark)
MC-88097 – Snow blocks receive (useless) random updates and can get destroyed when there is a light glitch
MC-91136 – Lighting update is delayed at chunk borders
MC-95044 – Graphics Card and Sign Colors
MC-101127 – The Wither effect harm the "Wither" Skeleton
MC-102162 – Some light-emitting blocks (magma, lit furnace, lit redstone ore) 'save' block light
MC-112579 – Creepers don't drop disc when killed by Stray or wither skeleton holding a bow
MC-117067 – Trees/leaves too bright under big platform
MC-119932 – Light-emitting solid blocks (lit furnaces, magma blocks, glowstone, lit redstone ore) let light (sunlight, block light) through
MC-123772 – The Lore strings cannot be formatted in json
MC-124395 – Beacon block entity contains code for custom names, despite not storing it to NBT and the beacon GUI not having one
MC-124926 – Blocks don't retain custom names when dropped with /setblock destroy
MC-129090 – Bottom faces of blocks at the bottom of the world always renders as if it's fully lit
MC-131320 – Lighting errors in newly generated world
MC-132283 – Ponds are generated too dark
MC-134282 – Game crash with "Unexpected error" if display is turned off then on again
MC-135453 – Crash while rendering block entity
MC-136526 – Crash when generating near top of world
MC-137229 – Book corruption when 1.8 world is loaded in 1.13
MC-137276 – Turtles dropping bowls when killed by lightning bolt is hardcoded.
MC-137300 – ConcurrentModificationException thrown when upgrading world