Issue #2363537 by dawehner, znerol: Update CMF routing to 1.3 and remove old code.
Issue #2364343 by ksenzee | corbacho: Fixed robots.txt to allow Google access to CSS and JavaScript files.
Issue #2361795 by rpayanm: Remove decode_entities.
Issue #2358999 by rpayanm, JeroenT, er.pushpinderrana, javivf, Ec1ipsis, aczietlow | Les Lim: Remove usage of drupal_html_to_text().
Issue #2361797 by rpayanm, Palashvijay4O, er.pushpinderrana: Remove usage of drupal_strlen().
Issue #2268753 by amateescu, larowlan, mikemiles86: Fixed Cleanup EntityReferenceController's create() method.
Issue #2368443 by amateescu: Use the new FallbackPluginManagerInterface in ER's selection plugin manager.
Issue #2364171 by Gábor Hojtsy, penyaskito: Fixed Enabling and configuring content language negotiation does not work at once.
Merge branch '8.0.x' into 8.0.x-2206571-config-unit-tests