Document truncate-string-ellipsis

* doc/lispref/display.texi (Size of Displayed Text): Document
'truncate-string-ellipsis'.

* lisp/international/mule-util.el (truncate-string-ellipsis): Doc fix.
(truncate-string-to-width): Mention in the doc string that the
default for ELLIPSIS comes from 'truncate-string-ellipsis'.

* etc/NEWS: Move the 'truncate-string-ellipsis' entry to the "Lisp
Changes" section.

1 files changed, 3 insertions, 2 deletions

diff --git a/etc/NEWS b/etc/NEWS
index 1265cb6a2e2..dc3758f8eb2 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -166,8 +166,6 @@ have the equivalent of a primary selection.
 ** `insert-register' now leaves point after the inserted text
 when called interactively.  A prefix argument toggles this behavior.
 
-** New var `truncate-string-ellipsis' to choose how to indicate truncation.
-
 +++
 ** The new variable `term-file-aliases' replaces some files from lisp/term.
 The function `tty-run-terminal-initialization' consults this variable
@@ -1302,6 +1300,9 @@ if the terminal cannot display curved quotes.
 ** Standard output and error streams now transliterate characters via
 standard-display-table, and encode output using locale-coding-system.
 
++++
+** New var `truncate-string-ellipsis' to choose how to indicate truncation.
+
 ** Miscellaneous name change
 
 For consistency with the usual Emacs spelling, the Lisp variable