Changes since tag 1.75

commit bcb4d919614aaf2d9a2ed785d57cc4186c1475f1
Author: NihilisticPandemonium <whiro@tukui.org>
Date:   Mon Mar 8 04:07:28 2021 -0800

    Explicitly set SMBNumChildren to 0 because the Lua interpreter is apparently confused by the phrase x > (nil or 0)

