Issue #3215062 by quietone, gambry, ravi.shankar, dww, daffie, yogeshmpawar, aarti zikre, alexpott, mfb, larowlan, longwave, catch: Update hook_schema for Y2038

Issue #3087644 by jibran, Berdir, alexpott, longwave, Wim Leers, amateescu, catch, xjm, larowlan, dpi, quietone: Remove Drupal 8 updates up to and including 88**

Revert "Issue #3087644 by jibran, Berdir, alexpott, longwave, Wim Leers, amateescu, catch, larowlan, dpi, quietone: Remove Drupal 8 updates up to and including 88**"

This reverts commit 136f0550.

Issue #3087644 by jibran, Berdir, alexpott, longwave, Wim Leers, amateescu, catch, larowlan, dpi, quietone: Remove Drupal 8 updates up to and including 88**

Issue #2776975 by joelpittet, dawehner, tim.plunkett, xjm, pfrenssen: March 3, 2017: Convert core to array syntax coding standards for Drupal 8.3.x RC phase