Pocket Edition v0.6.1 alpha

Alpha 0.6.1 was released to fix some of the bugs and crashes in Alpha 0.6.0.

Fixes
8 bugs fixed


 * Fixed crash with chests on multiplayer
 * Fixed crash with input on signs
 * Newly put on armor items would overwrite old if it wasn't removed first.
 * Half slabs get stuck in "upper" position.
 * Xperia Play controls (Android)
 * Sandstone, Nether quartz and stone brick stairs having random texture
 * Nether quartz stairs not having a language file name
 * Sand and gravel no longer disappear when falling.