Minecraft wiki entry for Development_versions, associated text: MC-35765 – Text viewed in a right-to-left language while the game is set to another language renders backward and disconnected.
MC-57869 – Some item tooltips use § for coloring, rendering them incorrect in right-to-left languages.
MC-116857 – Advancement descriptions use unnecessary capitalization on generic resource names.
MC-148447 – Villagers often get stuck while trying to go through a door at the same time.
MC-149060 – Villagers "spam" doors by opening and closing them really fast.
MC-153195 – Mobs can drop items with duplicate enchantments.
MC-181925 – Unarmed vexes raise their arms in an offensive way when attacking.