Items with this tag display the names of the blocks that they can destroy in the item tooltip
Example: /give @p minecraft:diamond_shovel 1 0 {CanDestroy:["minecraft:sand","minecraft:grass"]} to give a Diamond Shovel that can break grass and sand)
{Lock:"Secret"}
A way to lock containers from being opened using NBT tags
Mostly useful for adventure maps in adventure mode
Containers can be unlocked by clearing their String for Lock
Locked containers can only be opened while holding an item renamed to the given string, item is not removed on use
The lock can be completely removed utilizing the command /blockdata
Offers will be less random and probably more useful
Existing villagers will not be affected
Trading now gives experience
Villager profession is now displayed in trade GUI
Villagers start out with 2-4 trades unlocked
Trading any offer will unlock up to 3 new trades or reactivate old ones
There are now more villager professions (only notable trade changes and additions listed)
White robe: Librarian (now buys stacked written books, can now offer different enchanted books)
Purple robe: Cleric (now only sells a single piece of redstone, sells lapis, buys ender pearls and rotten flesh)
Brown robe: Fisherman (buys string, coal, cooks normal fish, sells enchanted fishing rods), Farmer (no longer sells melons, buys melon blocks, pumpkins, potatoes, carrots, sells cake and pumpkin pie), Fletcher (buys string, sells bows, converts 10 gravel into 10 flint), Shepherd (sells colored wool)
White apron: Butcher, Leatherworker (buys leather, sells leather armor and enchanted leather armor)
Black apron: Armorer (Sells enchanted diamond armor, iron armor, chain armor), Tool Smith (sells enchanted iron shovel/pick and enchanted diamond pick), Weapon Smith (sells enchanted iron sword, enchanted diamond sword, enchanted diamond axe, iron axe)
The disabled trade arrow now has a descriptive tooltip
Enchanting will now cost 1 to 3 levels, but you still need the same minimum total levels
For example, an enchantment may only become available for enchanting after reaching 13 levels of experience, but will only cost 2 XP levels and 2 of a resource.
Additionally, there is now a material cost - Enchanting also costs 1 to 3 pieces of lapis lazuli now
The actual enchantment calculation is the same
One of the enchantments will be displayed in the tooltip
The enchantments you would get on a tool will not change until you enchant something - This enchantment seed is stored per player
Leveling up now takes longer
Level V enchants can now appear on an item without the use of an Anvil