Remove Pixel.distance()
Remove Star.angular_distance()
Remove Star.distance()
Fix name of the namedtuple base class of Star
Remove deprecated() decorator
Remove intervals_split_callback()
Remove WrongIntervalError class
Remove FITSImage.__eq__()
Remove FITSImage.__ne__()
Remove FITSImageTest.test_eq_and_ne()
Update FITSImageTest.test_repr() — don't test for object equality
Remove FITSImage.unlink()
Remove FITSImage.add_comment()
Remove FITSImage.basename()
Remove FITSImage.basename_woe()
Remove FITSImage.extension()
Remove FITSImage.number()
Merge branch 'prune-astromatic' into remove-unused-code
Remove FITSImage._subscript()
Remove FITSImage._subscript_instance()