Unignore .fits files
Add stacking script
Add dark subtraction script
Add auto calibrate script
Add polynomial fit to autocrop peak detect
Ensure scale intensity is a float
Set left bounds to zero
Add script to wavelength crop spectra
Add script for stacking multiple spectra
Add basic Makefile for reduction
Fix wavelength_crop.py description
Add normalise.py
Generate greyscale and 50/50 images
Improve stdout logging
Add number of coadded frames to fits headers
Add normalise to build chain and make subdirs
Add maxx argument to auto_calibrate.py
Fix ifdef on DARK variable
Add MAXX optional var for Makefile
Add examples