Merge pull request #493 from Sleaker/master

Changes to RedstoneSource which are required for new redstone block
Revert "Merge pull request #493 from Sleaker/master"

This reverts commit 7b3c05eb8e9b820ef70adf0bd3af145436d2af48, reversing
changes made to d065e48b4a98de79e41f174243d48ae49cef616e.
Added item restrictions in inventories (armor, output slots)

Signed-off-by: Irmo van den Berge <bergerkiller@gmail.com>
Players drop items on death. Fixes VANILLA-253

Signed-off-by: fr1zle <f@br0tbox.de>
Merge pull request #494 from fr1zle/master

Players drop items on death. Fixes VANILLA-253
Checking for isDead() at a more reasonable location.

Signed-off-by: fr1zle <f@br0tbox.de>
Merge pull request #495 from fr1zle/master

Checking for isDead() at a more reasonable location. 
Fixed shift-click and stacking problems with armor/tool

Signed-off-by: Irmo van den Berge <bergerkiller@gmail.com>
Fixed the snow placement bugs

Signed-off-by: Irmo van den Berge <bergerkiller@gmail.com>
Added damage values to entities. Added Wither potion effect.
Fixed the bugs caused by the snow placement fix

Signed-off-by: Irmo van den Berge <bergerkiller@gmail.com>
World generation improvements

Signed-off-by: Aleksi Sapon <QcTechs@gmail.com>
Prevent lightning strikes in snow
Snowfall when snowing
Merge pull request #496 from DDoSQc/master

World generation improvements