Hey everyone, soon there will be the 1.6 update i downloaded the snap shot and it is awesome already there gonna add

HORSES YES HORSES
you have to tame the horses and once you do you can name them lead them around with a leash and of course ride them

Donkeys
basically the same as horses but they can carry stuff for you

Coal blocks
not sure what there used for yet i think there just for decoration or used in a furnace

Hay
made of wheat in the crafting table in a 3X3 manner

Leashes
to lead your horse/donkey around

Name tags
to name your Horse/Donkey

Horse armor
comes in iron,gold and diamond only found in dungeons not yet craftable

Bug fixes

and some other stuff

(download link)
http://mojang.com/