Merge pull request activeadmin#1417 from cwoodcox/master

add a default admin dashboard for generated admin users

lib/generators/active_admin/install/install_generator.rb

@@ -20,6 +20,10 @@ def copy_initializer
       def setup_directory
         empty_directory "app/admin"
         template 'dashboard.rb', 'app/admin/dashboard.rb'
+        if options[:users].present?
+          @user_class = name
+          template 'admin_user.rb.erb', "app/admin/#{name.underscore}.rb"
+        end
       end
 
       def setup_routes

lib/generators/active_admin/install/templates/admin_user.rb.erb

@@ -0,0 +1,20 @@
+ActiveAdmin.register <%= @user_class %> do     
+  index do                            
+    column :email                     
+    column :current_sign_in_at        
+    column :last_sign_in_at           
+    column :sign_in_count             
+    default_actions                   
+  end                                 
+
+  filter :email                       
+
+  form do |f|                         
+    f.inputs "Admin Details" do       
+      f.input :email                  
+      f.input :password               
+      f.input :password_confirmation  
+    end                               
+    f.buttons                         
+  end                                 
+end