Issue #2571235 by alexpott, claudiu.cristea, dawehner, Wim Leers, gabesullice, IJsbrandy, benjifisher, alisonjo315, larowlan, Berdir, effulgentsia, longwave, herom, dmouse, heddn, catch: [regression] Roles should depend on objects that are building the granted permissions

Issue #2543726 by damiankloip, Wim Leers, claudiu.cristea, voleger, dagmar, dawehner, amateescu, tedbow, FredCorreia, mgalalm, caseylau, jibran, dbjpanda, pcambra, Grimreaper, idebr, dmouse, larowlan, Berdir, chx, andypost, yched, fgm: Make $term->parent behave like any other entity reference field, to fix REST and Migrate support and de-customize its Views integration

Issue #1869548 by dawehner, jeqq, dmouse, slasher13, damiankloip, alexpott, nod_, AlxVallejo, chr.fritsch, yanniboi, effulgentsia, dixon_, -enzo-, Wim Leers, Crell, andypost, catch, Damien Tournoud, kim.pepper, linclark: Opt-in CORS support

Revert "Issue #1869548 by dawehner, jeqq, dmouse, damiankloip, nod_, AlxVallejo, chr.fritsch, yanniboi, effulgentsia, dixon_, -enzo-, Wim Leers, Crell, Damien Tournoud, andypost, kim.pepper, linclark, catch: Opt-in CORS support"

This reverts commit f2b71152.

Issue #1869548 by dawehner, jeqq, dmouse, damiankloip, nod_, AlxVallejo, chr.fritsch, yanniboi, effulgentsia, dixon_, -enzo-, Wim Leers, Crell, Damien Tournoud, andypost, kim.pepper, linclark, catch: Opt-in CORS support

Issue #1843764 by joelpittet, Cottser, dmouse, shanethehat, jwilson3: Convert views/templates/views-view-summary-unformatted.tpl.php to twig.