import lattop 0.4
import lat.stp
clean lat.stp
convert to stap_reader
lat.stp: work with !CONFIG_LATENCYTOP
pa: move non-trivial functions to from .h to .c
process: move funcs from .h to .c
more move to .c
minor cleanup
get rid of app.c, fold into lattop.c
better error handling + const ops
TODO
more error handling
renaming, include cleanup
cleanups
remove old perf_reader hack
dead code
directly access the accountant
move accountant to process_accountant.c, remove lattop.h
don't pretend there'll be more accountants