DDF-900 Fixing model binder removing values of configuration lists

Fixing an issue where model binder was removing the values of a configuration list. This was done because it is confused to the values it's watching. Removed model binder from watching the list and then set up the handling ourselves.
Merge pull request #47 from jerenhicks/feature/DDF-900_config_item_list_not_showing

DDF-900 Fixing model binder removing values of configuration lists