Release 1.2.0

Minor updates to SpecObj datamodel.
DEIMOS slitmask slurping in place!

Release 1.1.0

The latest major release of PypeIt.

Release 1.0.0

Major version release of the PypeIt software package.

Version 1.12.0

Functionality Improvements / User-level Updates

• Refactor quicklook scripts
• Added spectral flexure and reference frame corrections for IFU data
• Allow separate sky frame to be used for sky subtraction with IFU data
• Limit the images written to the MasterEdges file to only the trace
  image, mask, and detector.

Instrument-specific Updates

• Limit LRISr header crashes
• Parse Keck/NIRES dither patterns, similar to MOSFIRE
• Started modifications and support for JWST NIRSpec

Minor / Under-the-hood Updates and Bug Fixes

• Fixed bug that allowed science frames to be assigned to multiple
  instrument configurations
• Fixed typo related to GitHub download for offline processing
• OpenMP link fix
• Enable boxcar_radius for manual extraction
• Prevent flexure crash
• Fixed error with deprecated numpy types
• Improved optimization of bspline c code
• Introduce BitMaskArray class to ease use of bitmasks
• Fixed memory hogging by matplotlib when using version >= 3.6.1

Releasing for DOI

First release with a DOI.