adds valuation namespace

app/controllers/valuation/base_controller.rb

@@ -0,0 +1,15 @@
+class Valuation::BaseController < ApplicationController
+  layout 'admin'
+
+  before_action :authenticate_user!
+  before_action :verify_valuator
+
+  skip_authorization_check
+
+  private
+
+    def verify_valuator
+      raise CanCan::AccessDenied unless current_user.try(:valuator?) || current_user.try(:administrator?)
+    end
+
+end