New router/modem vulnerability
* src/core/util.py
  -- I need to unify all user input displays, so this is the first
  step in that conversion.  Future modules should use the util.get_input
  method for retrieving user input.  Changes to existing modules will
  occur gradually.
* src/modules/parameter/routers/__init__.py
  src/modules/parameter/routers/zoom/__init__.py
  src/modules/parameter/routers/zoom/x4_5_mod_password.py
  -- Welcome Zoom to the router exploit fun.  This module exploits
  a total lack of anything to modify the admin password and clean
  up all logs related to the change.