NIR SpeX paper release

Release for NIR SpeX paper (Decleir et al. 2022)

What's Changed

• Add wavenum plot option by @karllark in #81
• Save uncertainties by @mdecleir in #80
• Dereddening for standards by @karllark in #66
• Allow models to be saved w/o parameters specified by @karllark in #76
• Plot tweaks by @mdecleir in #82
• Updates to make fitting using a model more robust by @karllark in #83
• STIS LSFs used in mocking of spectra by @karllark in #86
• Fixing minor flux unit issue in docs by @karllark in #88
• Merging changes from diverging versions of the code by @mdecleir in #89
• Add more flexibility to plotting settings by @mdecleir in #90
• Rebinning extinction curves by @mdecleir in #92
• Adding the A(V) unc to E(lam-V) to A(lam)/A(V) calculation by @karllark in #93
• Use flexible output name by @mdecleir in #94
• add parameter check function for model fitting by @karllark in #95
• Plot fitted models in A(lambda)/A(V) by @mdecleir in #96
• Added a keyword for the inverse of R(V) by @mdecleir in #99

Full Changelog: v1.1...v1.2