Home/End key binding for Aquamacs

In order to let home/end keys to move the beginning/end of the line in Aquamacs,
add the following to ~/Library/Preferences/Aquamacs Emacs/Preferences.el.

(define-key osx-key-mode-map [home] 'beginning-of-line)
(define-key osx-key-mode-map [end] 'end-of-line)