col2im maybe a little faster

Joseph Redmon

2014-10-30 2b2441313b73c460a60c013c3b7bf9e19c994b6b

 src/image.c

@@ -738,7 +738,7 @@
void show_images(image *ims, int n, char *window)
{
    image m = collapse_images_vert(ims, n);
    //save_image(m, window);
    save_image(m, window);
    show_image(m, window);
    free_image(m);
}