moving to S3 objects. not there yet.
splitting objects out to sr.r

still a mess; have yet to complete move to OO.
still moving to objects.

fix rebuildTags.sh to ignore the package build extras
mod Makefile to depend on deps
futzing with Makefile, m4 and adding templates.
moving towards sropt as object.
still objectifying it.
moving to object sropt.
adding rownames to sr

objectifying sropt still a mess.