fixed bug in crime2c2pundits. other small changes.
df2ra.R: comment
popcoplots.R: gave the foci arguments to xyMeanActivnPlot good-enough defaults
crime2c2pundits.lisp: I meant to have one true believer and one naysayer, but instead I just made two true believers. fixed now, I think.
Merge branch 'master' of github.com:spacekh/popco