Java Edition 1.13-pre3

1.13-pre3 is the third pre-release for 1.13.

Changes

 * Major memory usage optimizations.
 * The resource pack folder  got renamed to.
 * The resource pack folder  got renamed to.
 * Blockstate files.
 * for blocks without block states changed to an empty string.
 * Item Frames now have  instead of   and   instead of.
 * Model references no longer start at the  folder, but instead at.
 * The damage predicate has been reversed - 0.6 now means 60% durability remaining, not 60% broken

Video
Video made by slicedlime: