Minor tweaks for emacs 24 and slime hacking

* etc/emacs/common/50auctex.el (texinfo-mode-map): compilation C-c C-c C-c

* etc/emacs/common/50look-and-feel.el ([remap eval-expression]): pp versions of
useful commands
(cua): don't enable cua-mode, just use cua-rectangle-mark-mode and
delete-selection-mode
(pers-theme): remove it.
use C-x 4 a and dummy Changelog for hacking holy itself

* .gitignore: Add the dummy ChangeLog file that I sometimes use.
stumpwm hacks

* etc/stumpwm/common/10look-and-feel.lisp (:stumpwm): move to highest priority.

* etc/stumpwm/common/50keys.lisp (xmodmap): new function
(mouse-menu): new command
(*app-menu*): new menu