add libm in setup.py add pNbody/fortranfile.py (this is an example showing how to read fortran files in python) new config/formats/gadget.py + some modifications in Doc
git-svn-id: https://svn.epfl.ch/svn/pnbody@70 f1771ac9-52fb-4361-9f77-cbfb7563c7d4