added KS_EXTRA (0xfd) escape sequences from vim source
added KS_EXTRA (0xfd) escape sequences from vim source

igrigorik/vimgolf,urticadioica/vimgolf,igrigorik/vimgolf,igrigorik/vimgolf,urticadioica/vimgolf,urticadioica/vimgolf,igrigorik/vimgolf