Secure product_categories and add example test for other supplier resources and fix hack attempts included in test

spec/acceptance/suppliers/product_categories_spec.rb

@@ -0,0 +1,21 @@
+require 'acceptance/acceptance_helper'
+
+feature 'Supplier product categories spec', %q{
+  In order to manage product categories 
+  As a supplier
+  I want to have control over product categories and associated products
+} do
+  background do
+    create_supplier 'supplier@qwaiter.com'
+  end
+  context "GET #index" do
+    background do
+      @product_category = create :product_category, supplier: @supplier
+    end
+    scenario "I can see a drag handle having class .handle for sorting the product categories" do
+      login_supplier_as 'supplier@qwaiter.com'
+      visit '/supplier/product_categories'
+      page.should have_selector '.handle'
+    end
+  end
+end

spec/acceptance/suppliers/supplier_main_board_spec.rb_spec.rb

@@ -1,6 +1,5 @@
 require 'acceptance/acceptance_helper'
 
-@javascript
 feature 'Supplier main board spec.rb', %q{
   In order to manage active list and orders
   As a supplier