secr 2.9.4 is now available with binaries on CRAN. This version fixes a few bugs, tweaks various functions and extends the capability for modelling non-Euclidean distances (static barriers to movement and the function nedist - see http://www.otago.ac.nz/density/pdfs/secr-noneuclidean.pdf) . See http://cran.r-project.org/web/packages/secr/index.html for more.
Murray