The List_Var_Gui needs a few changes; - Address issue where ups category is listed twice, and children variables are not accessed correctly _Corrected by [5faf752](https://github.com/nutdotnet/WinNUT-Client/pull/112/commits/5faf752d773737b07c5bc58469f6151bea7c4e1d)_ - Modularize the form, and add data bindings This will precede issue #41 .
