with os.spawn, permit usage of the img module in texlua mode
(thanks to tex@maxchernoff.ca)

Again on missing displacement when leqno is used in rtl paragraph (thanks to udifoglle@gmail.com). LuaTeX 1.20.8

LuaTeX 1.20.6

Some minor fixups in the luatex documentation (see https://github.com/TeX-Live/texlive-source/pull/75) (thanks to https://github.com/atticus-sullivan).

In output_name_tree, sort_dest_names now compares literal strings or hexdecimal strings. LuaTeX 1.20.5

fixed "unexpected delimiter construction with classic tfm cmex font", see https://tex.stackexchange.com/a/734734/1090 (HH). LuaTeX 1.20.4