Neuerungen durch den patch:

New Blocks:
Redstone Repeater
Bed
-New Half Blocks:
Stone Slab (cobblestone)
Wood Slab
Sandstone Slab

Changes:
New Graphics Options screen
New Smooth Lighting option
New, faster save format
Much more after the break
New Mojang logo screen
More than five worlds possible
Scrollbars in world/texture pack selection screen
F1 now toggles HUD
F3 can now be toggled
F8 toggles mouse smoothing
Pressure plates are now made with two blocks instead of three
Sandstone can be naturally found below Sand
Redstone Wires will get darker the farther they are from a Torch/Lever/etc.
Less passive mobs on higher difficulties
New painting added (flaming skull)
Sulphur renamed back to Gunpowder
Slimes have higher spawn rates
When starting a new world, players can choose their own name and seed to generate the world (programable with strings)
Whitelisting added