Fix back-compatibility for "old_filenames=True" with interlaced images without the grism in the filename.
Fix back-compatibility for "old_filenames=True" with interlaced images without the grism in the filename.

Add method (Interlace2D.model_quality) for evaluating the distribution of pixels in the model- and contamination-subtracted 2D fits files to identify cases where models failed miserably.

GrismModel.twod_spectrum:  logic to avoid cases where an object might fall off of the interlaced frame (large extended objects).




git-svn-id: b93d21f79df1f7407664ec6e512ac344bf52ef2a@1102 f9184c78-529c-4a83-b317-4cf1064cc5e0

gbrammer/pygrism,gbrammer/unicorn,gbrammer/pygrism,gbrammer/unicorn