'previous-system-time-locale' have been removed, as they were created
by mistake and were not useful to Lisp code.
+---
** The 'load-dangerous-libraries' variable is now obsolete.
It was used to allow loading Lisp libraries compiled by XEmacs, a
modified version of Emacs which is no longer actively maintained.
To load the file after byte-compiling, add a call to 'load' from Lisp
or use 'M-x emacs-lisp-byte-compile-and-load' interactively.
+---
** The metamail.el library is now marked obsolete.
---