hey look, I fixed-ish gauge-ish. Only works on mass fabs at the moment. not gonna implement the rest of the methods until I've had a good think about how to restructure parts of the data-retrieval code.
hacked in some block retriever stuff. this is pretty poor, though. I think this whole target retrieval thing needs rewriting
big fat smelly refactor
Merge pull request #68 from mikeemoo/master

big old reformat. much easier to use now