Insert touch events. Zepto doubleTap modify. New images
	copied:     images/heroe_sprite42x47.png -> begame/images/heroe_sprite42x47.png
	modified:   game.js
	modified:   images/heroe_sprite42x47.png
	renamed:    images/heroe_sprite42x47.png -> images/heroe_sprite42x47_bn.png
	new file:   images/heroe_sprite57x64.png
	new file:   images/heroe_sprite57x64_color.png
	new file:   images/heroe_sprite80x90_color.png
	modified:   persons.js
	modified:   zepto.js