NSA gets 40 items
198 items to NSA; read config file and ignore it
snap
initial profiling works
some cleanup, no smoke, 98 items (25 unique) to NSA
smoke passes; but is very simple
smoke passes; generalize to handle tests/graphviz-sample1.dot
smoke pass but disabled sample1 until fully generalized; removed more manual sim cruft
snap
smoke passes with reasonable graphviz-sample1
more smoke, additional doc