Can edit category descriptions, they show up in a title attribute

db/migrate/20130221215017_add_description_to_categories.rb

@@ -0,0 +1,25 @@
+class AddDescriptionToCategories < ActiveRecord::Migration
+  def up
+    add_column :categories, :description, :text, null: true
+
+    # While we're at it, remove unused columns
+    remove_column :categories, :top1_topic_id
+    remove_column :categories, :top2_topic_id
+    remove_column :categories, :top1_user_id
+    remove_column :categories, :top2_user_id
+
+    # Migrate excerpts over
+    Category.all.each do |c| 
+      excerpt = c.excerpt
+      unless excerpt == I18n.t("category.replace_paragraph")
+        c.update_column(:description, c.excerpt)
+      end
+    end
+
+  end
+
+  def down
+    remove_column :categories, :description
+  end
+
+end