delete unuseful files
	deleted:    img/logo.gif
	modified:   img/logo.png
	deleted:    "img/\346\234\252\346\240\207\351\242\230-1.psd"
	deleted:    "views/default/frontend/glist - \345\211\257\346\234\254.html"
	deleted:    "views/default/frontend/index - \345\211\257\346\234\254.html"
	images/banner01.jpg
	images/banner02.jpg
	img/admin_logo.psd
	img/banner.psd
xxxx