code: def init(self, directory):
          
          #XXX:dc: are these good defaults?
          path = pjoin(directory, 'migrations')
          makedirs(path)
          with open(pjoin(directory, 'refugee.ini'), 'w+') as conf:
              print >> conf, configuration_tmpl.format(path=path)
docs: Drops the essential goods for running migrations into a given
          directory. Really any directory and config file could be used. For now
          the default layout will be::
  
              directory/
                  __init__.py
                  refugee.ini
                  migrations/
                      __init__.py
                      <named migration>.py
  
          :param directory: top level directory to place the migrations under