Apply blend group for images with masks, even when skipping the softmask state.
Apply blend group for images with masks, even when skipping the softmask state.

Ignore-this: bd4e893ae86daf5b4cb405fb45f6c1c0

darcs-hash:20110207151720-f546f-6e21a7084b47f97aaab79717edca585571990894.gz

nqv/mupdf,nqv/mupdf,nqv/mupdf,nqv/mupdf,nqv/mupdf,nqv/mupdf