tweaks of snohalo1 comments
tweaks of snohalo1 comments

mcanthony/libvips,jcupitt/libvips,jcupitt/libvips,wishabi/libvips,jcupitt/libvips,wishabi/libvips,leiyangyou/libvips,leiyangyou/libvips,lovell/libvips,leiyangyou/libvips,wishabi/libvips,leiyangyou/libvips,lovell/libvips,lovell/libvips,mcanthony/libvips,lovell/libvips,wishabi/libvips,mcanthony/libvips,mcanthony/libvips,jcupitt/libvips