Issue #2665992 by alexpott, klausi, heykarthikwithu, xjm, tstoeckler: @file is not required for classes, interfaces and traits

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

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

Issue #2395395 by alexpott, effulgentsia, Gábor Hojtsy: TestBase lacks a config method to be used consistently in tests

Issue #697760 by sun: Replace getInfo() in tests with native phpDoc + annotations (following PHPUnit).

Issue #2140433 by pwolanin, chx, Owen Barton, dstol, Heine, Damien Tournoud: Port SA-CORE-2013-003 to Drupal 8.

Issue #2121849 by moshe weitzman: Move chmod.directory and chmod.file out of config and into settings so that file writes are independant of the config system.

Issue #1068266 by linclark, andyceo, scottrigby, chx, jbrown, ñull, weboide: Fixed drupal_mkdir() does not set permissions to directories it created recursively .

Issue #1496480 by mrf, disasm, kbasarab, pfrenssen, cam8001, typhonius, Letharion, ACF, vijaycs85, heyrocker, Berdir, alexpott: Convert file system settings to the new configuration system.