** New function `read-char-choice' reads a restricted set of characters,
discarding any inputs not inside the set.
++++
** `image-library-alist' is renamed to `dynamic-library-alist'.
The variable is now used to load all kind of supported dynamic libraries,
not just image libraries. The previous name is still available as an
+++
** Syntax tables support a new "comment style c" additionally to style b.
+---
** frame-local variables cannot be let-bound any more.
** Major and minor mode changes