A set of ore, gem, tools and armor including an enchantable hoe plus the new "Smart-Harvest" enchantment for it
16 whole new sets of 31 paintings -- each set has a theme, and you can choose which you want by thecolor of carpet you use in crafting
New wall type that can be made of many different materials
Moon Phase Sensor and Weather Sensor (+ pressure plates in 1.8+)
Each p-plate is sensitive to different things, and its output signal gives more info
