- Patch #80951 by killes, yched et al: block caching.

CHANGELOG.txt

includes/cache.inc

modules/block/block.admin.inc

modules/block/block.module

modules/block/block.schema

modules/book/book.module

modules/locale/locale.module

modules/menu/menu.module

modules/node/node.module

modules/profile/profile.module

modules/search/search.module

modules/statistics/statistics.module

modules/system/system.install

modules/system/system.module

modules/user/user.module