Issue #2471739 by RajeevK, martins.kajins, pektinasen, LewisNyman, jaxxed: Convert reusable layout classes to BEM standards

Revert "Issue #2471739 by RajeevK, martins.kajins, LewisNyman, jaxxed: Convert reusable layout classes to BEM standards"

This reverts commit cec8f5eb.

Issue #2493475 by ifrik, walangitan, XaviP, jhodgdon, batigolix: Fix online docs references in Help to conform to our standards

Issue #2471739 by RajeevK, martins.kajins, LewisNyman, jaxxed: Convert reusable layout classes to BEM standards

Issue #2570355 by Sutharsan, stefan.r, kgoel, josephdpurcell, joelpittet, justAChris, dawehner, pfrenssen, pwolanin, David_Rothstein, catch: Replace remaining !placeholder and @placeholder with :placeholder for URLs

Issue #2560783 by stefan.r, joelpittet, lauriii, Cottser, Sutharsan, kgoel, justAChris, Gábor Hojtsy, dawehner, jhodgdon, effulgentsia, xjm, andypost, googletorp: Replace !placeholder with :placeholder for URLs in hook_help() implementations

Issue #2557113 by stefan.r, alexpott, dawehner, joelpittet, cilefen, lauriii, plach, catch, chx, xjm: Make t() return a TranslationWrapper object to remove reliance on a static, unpredictable safe list

Issue #2470145 by David_Rothstein, rbmboogie, tbradbury, johnpicozzi, ifrik: Fix text for update manager checkbox for disabled extensions

Issue #2560641 by alexpott, lauriii, Xano, borisson_, ianthomas_uk, olli: Remove all usages SafeMarkup::checkPlain() from render arrays

Revert "Issue #2560641 by alexpott, lauriii, Xano, borisson_, ianthomas_uk: Remove all usages SafeMarkup::checkPlain() from render arrays"

This reverts commit 31007609.

Issue #2560641 by alexpott, lauriii, Xano, borisson_, ianthomas_uk: Remove all usages SafeMarkup::checkPlain() from render arrays

Issue #507488 by lauriii, mdrummond, Wim Leers, Manuel Garcia, pwolanin, davidhernandez, chx, jibran, andypost, dawehner, Xano, tuutti, Gábor Hojtsy, LewisNyman, maximiliam, eiriksm, borisson_, bill richardson, Fabianx, joelpittet, Jeff Burnz, xjm, webchick, Bojhan, EclipseGc, emma.maria, tim.plunkett: Convert page elements (local tasks, actions) into blocks

Issue #2551267 by Jeremy, mandar.harkare, alexpott, albertski: Rename update_manager_access() to _update_manager_access()

Issue #2547667 by stefan.r, David_Rothstein, joelpittet: Fix broken page title Update Manager (authorize.php)

Issue #2548511 by David_Rothstein: Write tests for the Update Manager downloading and applying updates for a module

Issue #2557253 by phenaproxima, neclimdul: MigrateFullDrupalTestBase test discovery gobbles all the memory

Issue #2552579 by alexpott: Remove SafeMarkup::placeholder(), deprecate drupal_placeholder() and stop drupal_placeholder() from marking safe

Issue #2338167 by alexpott, rbmboogie: Update ProjectInfo class to reflect changes to extension system

Issue #2546078 by ravenstar, albertski: Update report shows up-to-date modules with "color-error" style

Issue #2550823 by phenaproxima, neclimdul: Migrate Drupal integration tests should load all dump files

Issue #2501683 by sclapp, kgoel, xjm, YesCT, josephdpurcell, stefan.r, izus, joelpittet: Remove SafeMarkup::set in _update_message_text()

Issue #1885564 by joelpittet, SebCorbin, Cottser, mpdonadio, David_Rothstein, drupalninja99, jenlampton, lauriii, rteijeiro, mbrett5062, akalata, Devin Carlson, trevorkjorlien, longwave, socketwench, shanethehat, aboros: theme.maintenance.inc (authorize.php) - Convert theme_ functions to Twig

Issue #2042447 by David_Rothstein, joelpittet, stefan.r, SebCorbin, mpdonadio, steinmb, webchick, Cottser, miniwebs2, Vj, Gilbert Rehling, nuwe, yched, StuartJNCC, Fabianx, yktdan, herom: Install a module user interface does not install modules (or themes)

Issue #2493911 by dawehner, larowlan, damiankloip, hussainweb, jibran, cilefen, benjy, iMiksu, mtdowling: Update guzzle, goutte and mink-goutte-driver to the latest release

Issue #1392754 by tss, justAChris, jhodgdon: Comply with new documentation standards for @file for namespaced class files

Issue #2456521 by pjonckiere, mpdonadio, jhodgdon, rteijeiro, David_Rothstein, xjm: Add DateFormatter::formatDiff() as a non-buggy alternative to DateFormatter::formatInterval() when the start and end of the interval are known

Issue #2384675 by sidharrell, cilefen, Mile23, damiankloip, dawehner, Wim Leers, alexpott, neclimdul: Deprecate conf_path()

Issue #2279105 by mgifford, nidaismailshah, thedavidmeister, amitgoyal, rpayanm, ameenkhan07, rakhimandhania, jhodgdon: Remove as many "..." and ellipsis characters from the codebase as possible without altering the meaning of text

Issue #2383871 by mgifford, rpayanm, a_thakur, maximpodorov, AohRveTPV, jhodgdon: Spellchecking Drupal - PHP

Issue #2413695 by joelpittet: Modules getting installed in the theme directory if they don't have a *.module file