messing up how lines and paragraphs are displayed, the function
@code{bidi-string-mark-left-to-right} has been removed; so have many
other functions and variables related to bidirectional display.
-Unicode directionality characters like @code{U+200E} ("left-to-right
-mark") have no special effect on display.
+Unicode directionality characters like @code{U+200E} LEFT-TO-RIGHT
+MARK have no special effect on display.
@item
Emacs windows now have most of their internal state hidden from Lisp.
and window-local buffer lists have all been removed. Functions for
resizing windows can delete windows if they become too small.
-The ``action function'' feature for controlling buffer display has
+The action-function feature for controlling buffer display has
been removed, including @code{display-buffer-overriding-action} and
related variables, as well as the @var{action} argument to
@code{display-buffer} and other functions. The way to
The standard completion interface has been simplified, eliminating the
@code{completion-extra-properties} variable, the @code{metadata}
action flag for completion functions, and the concept of
-``completion categories''. Lisp programmers may now find the choice
+completion categories. Lisp programmers may now find the choice
of methods for tuning completion less bewildering, but if a package
finds the streamlined interface insufficient for its needs, it must
implement its own specialized completion feature.