Support saving of NPOT-images, write dds files that look ok in dxtextool (no black pixels anymore).
Support saving of NPOT-images, write dds files that look ok in dxtextool (no black pixels anymore).


bcampbell/DevIL,bcampbell/DevIL,Agadoul/DevIL,DentonW/DevIL,DentonW/DevIL,Agadoul/DevIL,bcampbell/DevIL,Agadoul/DevIL,bcampbell/DevIL,Agadoul/DevIL,Agadoul/DevIL,Agadoul/DevIL,bcampbell/DevIL,DentonW/DevIL,DentonW/DevIL,DentonW/DevIL,bcampbell/DevIL,DentonW/DevIL