adding upload package for design. bugs in

app/models/design.rb

@@ -12,7 +12,7 @@ class Design
   validates_presence_of :author
 
   embeds_one :layout
-  mount_uploader :structure_css, DesignFileUploader
+  mount_uploader :structure_css, AssetUploader
 
   embeds_many :themes
   embeds_many :javascripts

app/models/design_file.rb

@@ -5,7 +5,5 @@ class DesignFile
   
   field :to_save, :type => Boolean
   field :to_destroy, :type => Boolean
-  
-  
 
 end