Minecraft wiki entry for Development_versions, associated text: MC-114971 – Missing usage translation for /advancement test command
MC-115392 – Only host can unlock advancements on LAN
MC-115505 – Advancement background does not find texture from resources.zip embedded in world folder
MC-115710 – Rapidly pressing jump while riding a vehicle will make the parrot on your shoulder invisible
MC-116143 – Don't have to enter the Nether to get the "Nether" advancement
MC-116616 – The bred_animals trigger doesn't work when saving & re-entering after breeding
MC-116683 – The @s selector not mentioned in command block interface