Issue #2311027 by pwolanin: Fixed WebTestCase using $ instead of % for placeholder text.
Issue #2310527 by damiankloip: Upgrade Serializer component to 2.5.2.
Issue #2247049 by sqndr, herom, LewisNyman: Redesign password strength indicator so it's less fragile.
Issue #2310321 by corbacho, herom: Fixed CSS for RTL messages.
Issue #2309687 by eiriksm: Fixed Typo in docs for function Testclass::verbose.
Issue #2304399 by er.pushpinderrana, undertext | samuel.mortenson: Fixed "class" attribute in drupal_render should be an array.
Issue #2008566 by kim.pepper, jhedstrom, Berdir: Convert PasswordHashingTest unit tests to phpunit.
Issue #2310729 by tim.plunkett: Add tim.plunkett as a maintainer for Forms system, Routing system, and Configuration module.
Added some things from patch
Converted phptemplate to twig
Reduced patch size.
Moved code into ResourceRoutes. CR #2177901 and issue #2145041 .
Place templates in module root dir.
Reset to reender().
Move patch file into module dir.
Make rendering work halve.
Only expose ContentEntity
Fixed resourceRoutes.
Do not add relationRoutes yet. Call parent:: really?
Call parent::getSubscribedEvents first.