auto-completion-controller

## A form with auto-completion

Now we'll create the form to add a new person to the project. We'll set it up so that you can type the user's name, with auto-completion, in order to add someone to the project.

First we need the controller side of the auto-complete. Add this declaration to `users_controller.rb`:

SHOW_PATCH

app/controllers/users_controller.rb

@@ -4,6 +4,8 @@ class UsersController < ApplicationController
 
   auto_actions :all, :except => [ :index, :new, :create ]
 
+  autocomplete
+
   # Normally, users should be created via the user lifecycle, except
   #  for the initial user created via the form on the front screen on
   #  first run.  This method creates the initial user.