obsolete: Obsolete tasks
- imtitle: Change the title of an image (noao.proto V2.9)
- mkhistogram: List or plot the histogram of a data stream (noao.proto V2.9)
- ofixpix: Fix bad pixels using text file (proto V2.10.4)
- oimcombine: IMCOMBINE from V2.11-V2.11.3
- oimstatistics: IMSTATISTICS from V2.11.3
- orfits: Convert a FITS image into an IRAF image (dataio V2.10.4)
- owfits: Convert an IRAF image into a FITS image (dataio V2.10.4)
- radplt: Plot the radial profile of an object (noao.proto V2.9)