Minecraft wiki entry for Development_versions, associated text: MC-105978 – Lingering potions lose their effect when thrown in Survival mode
MC-105982 – Placing a sign that was in a stack of 1 causes it to lose its data
MC-106046 – Lava bucket gets used up in smelting
MC-106084 – Passengers do not upgrade correctly from old versions
MC-106314 – Invalid statistic - Don't know what stat.killEntity.Creeper is
MC-106665 – "Pause on lost focus" inconsistent spelling.