Split off the script to build the catalogs into build_psf_cats.py
Update plot routine to make rho plots for DES conference
Merge branch 'master' of github.com:rmjarvis/DESWL
Add non-used stars to psf catalogs, but flag them.
Add script to plot rho with all the stars together, rather than each exposure separately.
Add notes.txt to explain what everything does.
Add script to plot residuals vs mag and x,y