.emacs: do not customize twice
.emacs_d/lisp/bhj-fonts.el: do not maximize the frame, it is weird
.mac-hotkey.rc: start gnus with a shortcut key
bin/Darwin/find-or-exec: find-or-exec for mac os
bin/do-ssh-add: add ssh key
bin/myscr: add ssh private key for mac os, which has no gnome-keyring
doc/keyremap4macbook-dvp.xml: add some shortcut keys

Signed-off-by: Bao Haojun <baohaojun@gmail.com>