nnpkg: isinpath
nnpkg: main - no longer debugging
nnpkg: use isinpath for cxroot
nnpkg: new style class
nnpkg: use more complete regexes for flags/make targets
nnpkg: allow custom flags/targets
nnpkg: use grep_all instead of multigrep
nnpkg: make overwriting confflags work
nnpkg: log all output via multilog