Issue #3223061 by manojkumar1997, tanmaykadam, sagarchauhan, ameymudras, katrienc, sonam.chaturvedi, chetanbharambe, Devashish Jangid, Kumar Ashutosh, pameeela: Long custom block name forces 'Place block' button out of place

Issue #3038234 by Lendude, Gábor Hojtsy, alexpott, xjm, naveenvalecha, zviryatko, Dinesh18, catch, hchonov, cspitzlay, ziomizar, impalash, navneet0693, phenaproxima, snetcher, yogeshmpawar, pasan.gamage, longwave, tstoeckler, Meenakshi.g, Abhijith S, Utkarsh_Mishra, Spokje, shashikant_chauhan, nginex, mglaman, zaporylie, RytoEX, justinlevi, joachim, mondrake, vijaycs85, Mile23, andypost, borisson_, larowlan, GoZ, jofitz, michielnugter, jibran, Wim Leers, ApacheEx, dawehner, martin107, nlisgo, Berdir, Mixologic, Tessa Bakker, boaloysius, scuba_fly, mpdonadio, Manuel Garcia, claudiu.cristea, dagmar, klausi, jonathan1055, anmolgoyal74, jhodgdon, Antonnavi, IRuslan, Mac_Weber, blazey, Ujin, tanmayk, nuez, hswong3i, jmuzz, legovaer, mkalkbrenner, lomasr, marcoscano, maxocub, DuneBL, cilefen, droplet, himanshu-dixit, esoteric1, zahord, wengerk, mohit1604, quietone, sun, tar_inet, tameeshb, gaurav.kapoor, dan2k3k4, Krzysztof Domański, jhedstrom, msankhala, roderik, pritish.kumar, Hardik_Patel_12, sulfikar_s, kostyashupenko, mherchel, nnevill, scott_euser, proeung, saurabh.tripathi.cs, MerryHamster, tim.plunkett, voleger, Pavan B S, brentgees, bircher, markdorison, m1r1k, babruix, NickDickinsonWilde, bapi_22, ceardach, eli-on-drupal, dcam: The PHPUnit Initiative is complete!

Issue #3111409 by mherchel, proeung, larowlan, alexpott, lauriii, Gábor Hojtsy, andrewmacpherson, catch, xjm, andypost, rahulrasgon, rabbitlair, mrconnerton, poojakural, boulaffasae, jerseycheese, shimpy, Indrajith KB, DuneBL, kiran.kadam911, komalkolekar, keboca, hawkeye.twolf, andrewozone, Maithri Shetty, alexdmccabe, sd9121, Sreenivas Bttv, katannshaw, mgifford, nod_, webchick, mtift, rainbreaw, Berdir, brianperry, thejimbirch, Dom., q0rban, nitesh624, hansa11, himanshu_sindhwani, kostyashupenko, shaktik, bnjmnm, sharma.amitt16, sonam.chaturvedi, steinmb, shaal, ressa, Ramya Balasubramanian, Sebacic, pradeepjha, tanmaykadam, thedrupalkid, vinitk, volkswagenchick, viappidu, vebrovski, Ujval Shah, Webbeh, Yuri, trebormc, msuthars, mrinalini9, bash247, chetanbharambe, ellenoise, anevins, andriyun, CocoM, JayKandari, ambuj_gupta, hussainweb, jhodgdon, Pooja Ganjage, ju.vanderw, jwitkowski79, MaxPah, Lokender Singh2, jponch, KarenS, KarinG, Lal_: Add new Olivero frontend theme to Drupal 9.1 core as beta; later make it stable and the default

Issue #1381140 by Lendude, himanshu-dixit, tameeshb, babruix, IRuslan, sun, blazey, esoteric1, mkalkbrenner, ceardach, dcam, bapi_22, dan2k3k4, tim.plunkett, Pavan B S, tanmayk, lomasr, xjm, andypost: A #default_value = 0 for #type radios checks all radios