modified:   README.md
	renamed:    handle-arguments.sh -> examples/args.sh
	renamed:    init.sh -> examples/init.sh
	renamed:    substr.sh -> examples/substr.sh
	renamed:    mplayer.bash -> play/music-by-mplayer.sh
	renamed:    youku-by-mplayer.sh -> play/youku-by-mplayer.sh
	renamed:    youku-downloader.sh -> play/youku-downloader.sh