make setup script download SLURP submodule even if a zipball download and not a repo clone
make gitUtils.ensureGitBash to help with windows compatibility of setup scripts
remove non-ascii character ('¬') from .dot file export, use '!' for negation instead
update PR3 example files
possibly make ploting faster
make nao reach possibly further when grabbing package
add delay to falling edge of facedetection
add more example files to pr3