Merge server and rails_3_1

app/models/purchase/p_design.rb

@@ -0,0 +1,3 @@
+class PDesign < Purchase
+  
+end

app/models/purchase/purchase.rb

@@ -0,0 +1,11 @@
+class Purchase
+  include Mongoid::Document
+  include Mongoid::Timestamps
+  
+  field :purchase_id
+  field :title
+  field :author
+  field :intro
+  field :downloaded
+
+end