mu4e sync and make EDITOR work again.

dotfiles/lib/shellenv/emacs.sh

@@ -77,7 +77,7 @@ function time_emacs {
 }
 
 # Make emacs the default editor.
-export EDITOR='emacs_open'
+export EDITOR="e() { zsh -c 'emacs_open '"'"$@"; return 0; }; e'
 export VISUAL="$EDITOR"
 # This is ugly as sin but I can't figure out how else to do it.
 export GIT_EDITOR="zsh -c 'emacs_open '"'"$@"; return 0'