Issue #2350499 by stephr: Fixed Double message after content translations saved.
Issue #2229435 by lauriii, joelpittet, Rade: Clean up the way attributes are printed in field.html.twig.
Issue #2349879 by damiankloip: Fixed Remove unnecessary call to serializer > normalize in XmlEncoder::encode.
Issue #2347111 by znerol: StackKernelIntegrationTest is not testing a successful request.
Issue #2350505 by BarisW: Fixed Remove stray 'new' class on comments.
Issue #2175637 by Wim Leers: Touch support for the toolbar: greatly improves the UX of Toolbar on mobile devices.