DEPRECATION WARNING: `#timestamps` was called without specifying an option for `null` (#905, #20533).

git-svn-id: http://svn.redmine.org/redmine/trunk@14505 e93f8b46-1217-0410-a6f0-8f06a7374b81

db/migrate/20150730122707_create_imports.rb

@@ -7,7 +7,7 @@ class CreateImports < ActiveRecord::Migration
       t.text :settings
       t.integer :total_items
       t.boolean :finished, :null => false, :default => false
-      t.timestamps
+      t.timestamps :null => false
     end
   end
 end