remove unused youtube_titles from comments and posts

db/migrate/20120301143226_remove_youtube_titles.rb

@@ -0,0 +1,11 @@
+class RemoveYoutubeTitles < ActiveRecord::Migration
+  def self.up
+    remove_column :comments, :youtube_titles
+    remove_column :posts, :youtube_titles
+  end
+
+  def self.down
+    add_column :comments, :youtube_titles, :text
+    add_column :posts, :youtube_titles, :text
+  end
+end