Issue #2397691 by alexpott: Random fail in Drupal\taxonomy\Tests\TermTest::testNodeTermCreationAndDeletion()
Issue #2214525 by Palashvijay4O: Remove unused Drupal\Core\Utility\Title
Issue #2263339 by damiankloip, blueminds, mgifford, xjm, almaudoh, mitrpaka, znerol, dawehner: Fix all current_user set calls
Revert "Issue #2263339 by damiankloip, blueminds, mgifford, xjm, almaudoh, mitrpaka, znerol, dawehner: Fix all current_user set calls"

Does not use new API yet.

This reverts commit b422ee7f22f21189abdada69bcc0a57d2c2e0bba.
Issue #1903048 by DickJohnson, emma.maria, lauriii, mbrett5062, JamesLefrère, lilGemVinny: Revise Bartik template indentation inline with best practices