Issue #2946 by chx, michaellenahan, jcnventura, quietone, ifrik, wengerk, AaronBauman, salvis, pplantinga, sun, David_Rothstein, tatarbj, alexpott, Wim Leers, iMiksu, vijaycs85, anoopjohn, nedjo, Owen Barton, bjaspan, soxofaan, Gogowitsch, raman.b, robeano, deepakrmklm, bleen, xmacinfo, catch, beginner, dww, Gábor Hojtsy, webchick, Dries, larowlan, snufkin, RobRoy, bdragon, wizonesolutions, Lendude, sokru: Login fails and no warning is issued if cookies are not enabled

Issue #1898466 by joelpittet, webthingee, lokapujya, pplantinga, lokeoke, richardj, bdragon, steveoliver, ry5n, tlattimore, Cottser, siccababes, jenlampton, evanbarter, rodrigoaguilera, W1n5t0n45, drupalmonkey, ezeedub | c4rl: Update.module - Convert theme_ functions to Twig.

Issue #1825952 by Fabianx, joelpittet, bdragon, heddn, chx, xjm, pwolanin, mikey_p, ti2m, bfr, dags, cilefen, scor, mgifford: Turn on twig autoescape by default

Issue #106721 by msonnabaum, lotyrin, erikwebb, catch, ezra-g, joelpittet, oleg.medvedev, jrglasgow, dawehner, bdragon: Optimize node access queries.

Issue #1843668 by Cottser, bdragon, joelpittet, gloob: Move building of breadcrumb render array from template_process_page() to template_preprocess_page().

catch authored Sep 27, 2012 and Tim Plunkett committed Oct 21, 2012

Issue #1421844 by catch, bdragon, swentel, dawehner | thebuckst0p: Fixed views_fetch_data() cache item can reach over 10mb in size.

Issue #303189 by Darren Oh, fietserwin, q0rban, bdragon, osopolar, dboulet, Peter Törnstrand: Fixed Tabledrag doesn't hide columns when the whole table is initially hidden.

#215252 by bdragon: reset the cache flush variable before the cache is flushed, so busy sites will not attempt multiple cache flushes at a time

#201725 by bdragon: access control was renamed to permissions but this was not reflected in two remaining permission checks

#152497 by JohnAlbin, bdragon, moshe weitzman, chx and myself: several user login tasks, such as session id regeneration were not performed in all cases, so centralize this

#90570 by bdragon and chx: GET query and fragment information were not possible to define in menu links