Issue #3324995 by claudiu.cristea, GaëlG, dajjen: hook_requirements_alter() is not invoked on update

Issue #1832862 by jerdavis, nlisgo, Zekvyrin, Maouna, nod_, royal121, tadityar, Lendude, dawehner, tim.plunkett, B_man, damiankloip, ohthehugemanatee, YesCT, Bojhan, xjm, dajjen, yoroy, lisarex, penyaskito, metzlerd, veronicanerak: Make views add field scannable

Issue #2146045 by D Szkiba, joshi.rohit100, tyler.frankenstein, er.pushpinderrana, dajjen, jhodgdon, joachim: Document Field API allowed_values_function callback

Revert "Issue #2146045 by D Szkiba, joshi.rohit100, tyler.frankenstein, er.pushpinderrana, dajjen, jhodgdon, joachim: Document Field API allowed_values_function callback"

This reverts commit 3a0d4373.

Issue #2146045 by D Szkiba, joshi.rohit100, tyler.frankenstein, er.pushpinderrana, dajjen, jhodgdon, joachim: Document Field API allowed_values_function callback