Merge from origin/emacs-27

19da602991 Fix input method translation near read-only text
5aabf2cc7f Fix display of truncated R2L lines on TTY frames
daff3bda10 Avoid crashes when a reversed glyph row starts with a comp...
b697bb91a1 ; * .gitignore: src/fingerprint.c not generated since 2019...

diff --cc .gitignore
Simple merge

diff --cc doc/emacs/mule.texi
Simple merge

diff --cc lisp/international/quail.el
Simple merge

diff --cc src/dispnew.c
Simple merge

diff --cc src/xdisp.c
Simple merge