Affects Version/s: Snapshot 13w02a
Fix Version/s: Snapshot 13w02b
You can now control a hopper with redstone (to stop in- or output of items), nice feature.
But a lever placed on top of the hopper don't work.
And you can't place any levers at the sides of the hopper.
The redstone only works from a block from the side (see attachment)
the fix (lever on top can top the hopper) had the side effect: