make-tiff-image -> make-tiff-image-for-output
make-tiff-image -> make-tiff-image-for-output

 * in the resutling tiff-image tiff-image-data is an
   retrospectiff-style sequence, not an opticl-core image array.

 * remove debug declaration

 * rework logic around make-tiff-image-for-output calls

slyrus/retrospectiff