Issue #208611 by p.brouwers, mgifford, tstoeckler, DougKress, Jody Lynn, ksenzee | walkah: Made the Ajax system use drupal_array_merge_deep_array() to stop JavaScript settings from being added twice.
Issue #1936942 by jweowu: Fixed translation_node_insert() updates the node table directly without also flushing the entity load cache.