Merge from origin/emacs-26

04e5b28ff1 Fix bug in i18n/l10n optimization
8227087194 Let autoload-compute-prefix be set file-locally (Bug#29471)
98ca7d5f26 Improve edit-kbd-macro prompting in case of remapped keys ...
c02c1f6be7 Add tests on electric-indentation and Python multiline str...
946bb6d225 Disable electric indent for python strings (Bug#29305)
35f1ed10e4 ; ChangeLog.2: Fix bug reference.
ac316634e4 Fix buffer overflow in fontname conversion (Bug#29523)
bf9b972843 Fix byte compilation of files with leading directories
ac144dc835 * lisp/files.el (make-backup-file-name-1): Fix scoping error.
1b351c8a47 Revert Tramp commit from 2017-11-20
77cf972592 Improve documentation of buffer-list commands and features
66ec92af00 Fix backing up remote files in local directories on MS-Win...
7e61e74da7 * doc/emacs/mule.texi (Output Coding): Clarify sendmail co...
1e25cd79ff Revert "Fix backing up remote files in local directories o...
f52d79500b Fix a typo in ELisp manual
bf26fc3656 * lisp/composite.el (find-composition): Fix a typo in the ...

diff --cc lisp/files.el
Simple merge

diff --cc lisp/net/tramp.el
Simple merge

diff --cc src/editfns.c
Simple merge