Moved screenshot approval code into model

app/models/screenshot.rb

@@ -83,4 +83,12 @@ class Screenshot < ActiveRecord::Base
   def self.unapproved
     self.where(approved: false)
   end
+
+  # Publish a screenshot from the moderation queue
+  def approve_screenshot!
+    self.delete_reason = nil
+    self.markedfordelete = false
+    self.approved = true
+    self.save!
+  end
 end