Java Edition Alpha v1.0.5 01

Alpha v1.0.5_01 made changes to snowballs and snow blocks introduced in Alpha v1.0.5.

Changes

 * Shovel required for snowballs, and you can only stack eight of them
 * Ice refreezes
 * New snowball sound effect
 * Snow blocks on top of top snow no longer looks weird

Fixes
1 bug fixed


 * Blocks now yield material on a pickaxe's last hit.