Java Edition 15w32b

15w32b was released to fix some bugs and crashes from 15w32a.

Additions
Scoreboard
 * Added
 * You can add and remove tags for any entity based on NBT tags of that entity/player.
 * For example  will add the tag "test" to all players that are in the air.
 * Tags can be accessed by using the parameters after the selector;  will give 1 stone to all players that have the tag "test".
 * You can use  to see what tags are on an entity. (Note that in this current version, you can't use tab to get "list")

Changes
World Selection Screen
 * Now displays a thumbnail per world showing the point where you were last.
 * When world wasn't opened in snapshot 15w32b before, or if the game couldn't get your last position, there will be a grayscale image.
 * The exclamation mark from last snapshot, indicating that your world has not been played in the current snapshot yet, will now be shown on top of the thumbnail.
 * It will also tell you if a world was played in a newer version of minecraft, telling you that the world may corrupt if you open it in an older version of minecraft.
 * Version will now display in red when it has been played in a newer version before.
 * You can now click the play arrow on the thumbnail, just like a server, to open your world.

Potions of Harming
 * Doesn't damage the player who throws them anymore.