oops, double/object confusion
oops, double/object confusion

C API to VipsLinear was broken

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