Issue #2167623 by danilenko_dn, sidharthap, Nitesh Sethia, krishnan.n, aitiba, alexpott, ashwinikumar, Barrett, damiankloip, deepakaryan1988, foxtrotcharlie, ianthomas_uk, neetu morwani, nonsie, piyuesh23, Sharique, sivaji, sushantpaste, swentel, vijaycs85, YesCT: Add test for all default configuration to ensure schema exists and is correct.

Issue #2143093 by vijaycs85, Gábor Hojtsy | ti2m: Remove translation update for uninstalled modules and themes.

Issue #1998088 by ParisLiakos, alexpott, ebrowet, plopesc, dawehner, Gábor Hojtsy: Convert locale_translate_english variable to CMI.

Issue #1887480 by Sutharsan, webflo: Fixed Automated download of translations when adding languages/enabling modules can not be disabled.

Issue #1751348 by heyrocker, vijaycs85, julien, Gábor Hojtsy: Convert locale settings to configuration system.

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

Issue #1804688 by Sutharsan, YesCT, clemens.tolboom, Gábor Hojtsy, webflo, Jose Reyero: Download and import interface translations.

Issue #1742894 by Sutharsan, webflo, attiks, Gábor Hojtsy: Added Get status of local and remote translation files.

Issue #1627006 follow-up by YesCT, webflo, Gábor Hojtsy: CMI conversion and minor followups to 'Collect project information for translation update'.