Issue #2846830 by wturrell, Gábor Hojtsy, timmillwood, Wim Leers, webchick, cilefen, anavarre, dawehner, dagmar, naveenvalecha, xjm, jibran, effulgentsia, drpal: Add changelog for Drupal 8.3.0

(cherry picked from commit 0bce8df4)

Issue #2867113 by Berdir, Wim Leers: Fatal error in serialization_update_8302() when updating to 8.3.0-rc2

(cherry picked from commit f4084107)

This reverts commit e346bdc3.

Lauri Eskola authored Apr 05, 2017 and catch committed Apr 05, 2017

(cherry picked from commit de3fde9a)

(cherry picked from commit 626ea42c)

Issue #2866109 by Eric_A: Add composer installer-paths for drupal-custom-modules/themes before 8.3.0

Issue #2862947 by michielnugter, Jo Fitzgerald, boaloysius, klausi, alexpott, GoZ: Incorrect field assertions in AssertLegacyTrait

(cherry picked from commit 4c01abe2)

Issue #2865413 by Jo Fitzgerald, GoZ, klausi: Move RegisterSerializationClassesCompilerPassTest.php to correct location

(cherry picked from commit e2554ced)

(cherry picked from commit c2ad4bcd)

(cherry picked from commit 47d05218)

Issue #2861622 by alexpott: Running \Drupal\KernelTests\Config\DefaultConfigTest creates a directory called : in DRUPAL_ROOT

(cherry picked from commit 9cf2b355)

Issue #2851759 by FeyP: Properly document pathProcessor property of PathBasedBreadcrumbBuilder class

(cherry picked from commit 293339b8)

Issue #2854909 by arshadcn: Update documentation for \Drupal\Core\Render\ElementInfoManagerInterface

(cherry picked from commit 01e52a3d)

Issue #2843752 by arshadcn, Wim Leers: EntityResource: Provide comprehensive test coverage for Item entity

(cherry picked from commit 8419d5e2)

Issue #2843750 by vaplas, sumanthkumarc, Wim Leers: EntityResource: Provide comprehensive test coverage for Shortcut entity

(cherry picked from commit e1524ff3)

Issue #2843786 by arshadcn: EntityResource: Provide comprehensive test coverage for ImageStyle entity

(cherry picked from commit 59554628)

Issue #2650910 by drpal, Anishnirmal, markdorison, Tom Robert, psend, yannickoo, rachel_norfolk, Wim Leers, droplet: Contextual links button is always rendered even when no links are available (with warm client-side cache)

(cherry picked from commit 488a6b14)

Issue #2843693 by droplet, michielnugter, xjm, Mixologic, klausi: Random test failure in CKEditor AjaxCss

(cherry picked from commit 95649737)

Issue #2843777 by arshadcn, Wim Leers: EntityResource: Provide comprehensive test coverage for NodeType entity

(cherry picked from commit 5222fbfe)

Issue #2843775 by arshadcn, Wim Leers: EntityResource: Provide comprehensive test coverage for CommentType entity

(cherry picked from commit c7d9cdea)

Issue #2843759 by vaplas, Wim Leers: EntityResource: Provide comprehensive test coverage for SearchPage entity

(cherry picked from commit df19756d)

Revert "Issue #2843756 by vaplas, brentschuddinck, Wim Leers: EntityResource: Provide comprehensive test coverage for FieldStorageConfig entity"

This reverts commit df2fd66d.

Issue #2826047 by heddn, Jo Fitzgerald, mikeryan, catch, alexpott: 6-8 user picture migration must create new fids, which can conflict with fids used by other migrations

(cherry picked from commit d3181480)

Issue #2853211 by vaplas, Wim Leers, arshadcn: EntityResource::post() incorrectly assumes that every entity type has a canonical URL

(cherry picked from commit 0edd07b2)

Issue #2843756 by vaplas, brentschuddinck, Wim Leers: EntityResource: Provide comprehensive test coverage for FieldStorageConfig entity

(cherry picked from commit df2fd66d)

Issue #2843761 by vaplas, Wim Leers: EntityResource: Provide comprehensive test coverage for ConfigurableLanguage entity

(cherry picked from commit 66c750c6)

Issue #2843762 by vaplas, Wim Leers: EntityResource: Provide comprehensive test coverage for Action entity

(cherry picked from commit 478f2fb9)

Issue #2822837 by vaplas, martin107, chiranjeeb2410, klausi, dawehner: Replace @expectedException @expectedExceptionMessage with $this->setExpectedException

(cherry picked from commit 46567172)

Issue #2843757 by vaplas, Wim Leers, alexpott: EntityResource: Provide comprehensive test coverage for FilterFormat entity

(cherry picked from commit 48261599)

Issue #2847664 by tedbow, drpal, ifrik, lauriii: Edit mode behaves differently if entered in by clicking "quick edit" vs toolbar

(cherry picked from commit 885965f4)

Revert "Issue #2847664 by tedbow, drpal, ifrik, lauriii: Edit mode behaves differently if entered in by clicking "quick edit" vs toolbar"

This reverts commit 45828094.

Issue #2498291 by Jo Fitzgerald, neclimdul, quietone, KarenS, mikeryan, mitrpaka, phenaproxima: Fields hidden in some view modes abort migration (D6)

(cherry picked from commit acc5c66d)

(cherry picked from commit 2b98f31f)

(cherry picked from commit df01e878)

(cherry picked from commit e83f9f69)

Issue #2847664 by tedbow, drpal, ifrik, lauriii: Edit mode behaves differently if entered in by clicking "quick edit" vs toolbar

(cherry picked from commit c1499eae331f2c5f2d68650842dc70e3730c06e2)

Issue #2831924 by tedbow, samuel.mortenson, drpal, Devin Carlson, tim.plunkett, droplet: Outside In is intermittently unable to bind dialog events to the window

(cherry picked from commit fc14e926)

Issue #2504607 by juanjesustrigo, sasanikolic, mgifford, dawehner: Change the return of fieldFilterXss to FieldFilteredMarkup

(cherry picked from commit 163b5102)