Mappings in config file 

--- 
items: 
- title: putnam
  profile: Putnam
  sshparams: -A putnam
  type: host
  enable_bcvi: true
  geometry: 80x24+0-6
...
classes:
  require: /home/grant/ruby/sshtelnetmenu.rb
  app: SSHTelnetMenu::App
  app.dialog.host: SSHTelnetMenu::HostDialog
  app.model.hostitem: SSHTelnetMenu::HostItem