Revert "Issue #1824898 by vijaycs85, ACF: Convert drupal_weight_select_max() variable to CMI system."

This reverts commit cd8dd173.

Conflicts:

	core/modules/system/system.install

Issue #1824778 by vijaycs85, ACF, pcambra, cam8001: Covert css_gzip_compression() and js_gzip_compression() variables to CMI system.

Issue #1571632 by cosmicdreams, marcingy, justafish, chx, KarenS, aspilicious, disasm, swentel, dawehner, rvilar: Convert regional settings to configuration system.

Issue #1559780 by sun: Fixed Remove ban_ip_action() from core. It blocks the currently logged-in user. (and potentially, your entire team).

Issue #1790920 by alexpott, japicoder, LinL, heyrocker: Move cron_last(), node_cron_last() and common_test_cron() to state system.

This reverts commit 405c5fbd.

Issue #1691438 follow-up by Devin Carlson: Remove 8.x update function for {file_managed()}.filename should NOT be binary (and case-sensitive by default), which was added in 7.x.

Issue #1798724 by andreiashu, Albert Volkman, alexpott: Convert drupal_js_cache_files() to State system.

Revert "Issue #1798732 by Dean Reilly, westie, alexpott, sun: convert install_task() variable to use state system."

This reverts commit d3edf501.

This caused unexpected errors with installation on sites with existing
settigs.php files. Rolling back until keyvalue store is available during
installation.

Issue #1798732 by Dean Reilly, westie, alexpott, sun: convert install_task() variable to use state system.

Issue #1798732 by Dean Reilly, westie, alexpott: Convert install_task() variable to use state system.

Issue #1608842 by chx, alexpott, sun, effulgentsia, beejeebus, tim.plunkett et al: Replace list of bootstrap modules, enabled modules, enabled themes, and default theme with config.

Issue #1642526 by andypost, Berdir, dixon_: Add upgrade path from for generating UUIDs for all core entities.

Issue #1642062 by tim.plunkett, xjm, chx, merlinofchaos, damiankloip, dawehner, Berdir, aspilicious, Fabianx: Add TempStore for persistent, limited-term storage of non-cache data.