changes to the loader and ssh/net libs

loader:
* added a helper function with the loader to just autoload files in your
editor

net:
* localized!!
* added a function to allow you to wait for the link to come up on a given
  device

ssh:
* brought back the function to just generate a filename for the keyfile
* redid the logic for generating a hostname in the site builder
* added a helper function to autoload a site config into your editor of
  choice