make sure toggle_check and deleting of todos, recurring_todos and projects work in the new done views

db/migrate/20110621082432_make_old_recurring_todos_validate.rb

@@ -0,0 +1,15 @@
+class MakeOldRecurringTodosValidate < ActiveRecord::Migration
+  def self.up
+    RecurringTodo.find(:all).each do |rt|
+      # show_always may not be nil
+      rt.show_always = false if rt.show_always.nil?
+      # start date should be filled
+      rt.start_from = rt.created_at if rt.start_from.nil? || rt.start_from.blank?
+      rt.save!
+    end
+  end
+
+  def self.down
+    # no down: leave them validatable
+  end
+end