title: System.Drawing.Image EntityType 'Image' has no key defined. Define the key for this EntityType
body: <p>I'm using EF Code First and Data Scaffolding and have an entity that contains a property of type</p>
  <pre><code>public System.Drawing.Image Image { get; set; }
  </code></pre>
  <p>When initialsing the DB context to create the DB i get the following errors:</p>
  <blockquote>
  <p>System.Data.Edm.EdmEntityType: :
  EntityType 'Image' has no key defined.
  Define the key for this EntityType.</p>
  <p>System.Data.Edm.EdmEntitySet:
  EntityType: EntitySet Images is based
  on type Image that has no keys
  defined.</p>
  </blockquote>
  <p>Any ideas on how to get arround this?</p>