Add new example with gif about adding icons to toolbar.
Add new example with gif about adding icons to toolbar.

caiorss/Emacs-Elisp-Hacking,caiorss/Emacs-Elisp-Programming,caiorss/Emacs-Elisp-Hacking,caiorss/Emacs-Elisp-Hacking,caiorss/Emacs-Elisp-Programming