v3.0.1

Fixed SOFI photometry to make it compatible with Python 3.
Also added instructions on how to install SExtractor, needed for SOFI.

Version 3: compatible with Python 3 and Mac+M1 chip

v3.0.0

minor correction

New version 2.4.1

This release includes the Gr20/GG495 filter. However, notice that there might be a possible issue with the trim section or pixel replacement of the 2D spectrum images for this filter. Please rise an issue if this is the case.

New version 2.4.0

New grisms 18 and 20 added.