astro/fitscube.py: "corrupt" support use gains from saved info file
astro/fitscube.py: "corrupt" support use gains from saved info file

liweitianux/atoolbox,liweitianux/atoolbox,liweitianux/atoolbox,liweitianux/atoolbox,liweitianux/atoolbox,liweitianux/atoolbox