Remove the whole DLA equivalent width thing, as it turns out this is not what the observers do. For finding a DLA, just sum over the whole spectrum.
Remove the whole DLA equivalent width thing, as it turns out this is not
what the observers do. For finding a DLA, just sum over the whole
spectrum.

For the velocity widths, rename the function find_absorber_width, and
for now just make it return 1000 km/s

Also some general cleanups of docstrings and variable names

sbird/vw_spectra