* Fix req_cfgspec_all_diff so it can use ignore_ws
* Add examples for Finding banners, req_cfgspec_excl_diff IN THE README
* Add examples for checking vty passwords
* Add IOS / CatOS classification (experimental)
* Add intelligence to automatically detect whether to "clear" or "no" in the
  uncfg() method.
* IOS diffs between two different configs.  Output similarities or differences
