Adding smoothing scale to disk density, so that it does not peak sharply at Galactic center.
Added script to plot priors
Setting L_epsilon to zero by default
Merge branch 'develop' of github.com:gregreen/bayestar into develop
Incorporated empirical errors in dust-disk prior. Added ability to use skewed lognormal for l.o.s. priors.
Merge branch 'lognormal-prior-errs' into develop