Issue #2287385 by neclimdul: Fixed PHPUnit coverage tests.
Issue #2284111 by alexpott, Berdir, damiankloip: Fixed Exceptions caught and printed from index.php should not return a 200 status code.
Issue #2231003 by kay_v, djevans, lokapujya, seiplax | scor: GetPreparedFieldMapping() should return NULL when there are no mappings.
Issue #2005434 by alexpott, heddn, andrewmacpherson, swentel: Let 3rd party modules store extra configuration in EntityDisplay.
Issue #2286241 by YesCT: Fixed Move stray SystemLocalTasksTest to PSR-4 location.
Issue #2277705 by mashermike, juampy: Fixed Files don't have URI nor href.
Issue #2208115 by Xano, damiankloip, Crell: Add DependencySerializationTrait.
Issue #2172241 by swentel, webflo | ivanjaros: Fixed Files and image widgets completely broken.
Issue #2285349 by olli: Fixed Fatal error: Call to a member function getType() on a non-object in comment.module on line 951.
Issue #2285349 follow-up by effulgentsia: Cleanup to function name and code comments.
Isssue #2263047 by joshi.rohit100, amitgoyal: Clean up hook_help example so it complies with hook_help standards
Issue #2181775 by Ryan Weal, chx | mvc: Fixed SQL idmap broke when using separate mysql users for source and destination.
Issue #1003788 by stefan.r, Alan D., Josh Waihi, JimmyAx, robhardwick, wiifm, twistor, pwolanin, bzrudi71, bellHead, john_brown: Fixed PostgreSQL: PDOException:Invalid text representation when attempting to load an entity with a string or non-scalar ID.
Issue #2287139 by alexpott: Fixed Various serialization test failures after updating to php 5.4.29.
Revert "Issue #1003788 by stefan.r, Alan D., Josh Waihi, JimmyAx, robhardwick, wiifm, twistor, pwolanin, bzrudi71, bellHead, john_brown: Fixed PostgreSQL: PDOException:Invalid text representation when attempting to load an entity with a string or non-scalar ID."

This reverts commit 4086829bbe01648c79c06ad7ecb0b36b3ce3aa8a.
Issue #1906810 by dawehner, damiankloip, tstoeckler, kgoel, fubhy, jrglasgow, xjm, Gaelan, socketwench: Require type hints for automatic entity upcasting.
Issue #2288509 by er.pushpinderrana, c31ck: Add link to search page annotation class
Issue #1369822 by er.pushpinderrana, Cottser: Fix docs for template_preprocess_user
Issue #2287889 by larowlan: Add information to field topics needed by plugin developers
Issue #2269003 by damiankloip, Berdir: Fixed Unnecessary high memory usage in EntityType::getKeys().