Java Edition 1.9.1-pre2

1.9.1-pre2 is the second pre-release for 1.9.1.

Changes

 * Shields no longer take damage when blocking weak attacks (less than damage).
 * The title of the inventory of minecarts with chests and minecarts with hoppers now match the item's name.
 * Missing triggers weapon cooldown again if the cooldown was 75% or more recharged (later reverted in final release.)

Fixes

 * Other fixes:
 * "Fixed crash in pathfinding code (CME)" (ConcurrentModificationException)