Fix active order display in supplier side

spec/factories/order_factory.rb

@@ -0,0 +1,7 @@
+FactoryGirl.define do
+  factory :order do
+    association :list
+    association :user
+    association :supplier #TODO warning! this may create a different supplier than the one created by the associated table
+  end
+end

spec/factories/user_factory.rb

@@ -1,6 +1,6 @@
 FactoryGirl.define do
   factory :user do
-    email "test@example.com"
+    sequence( :email ){|i| "test#{i}@example.com" }
     password "secret"
   end
 end