Fixed initial setup.

db/migrate/20150973000001_update_overview3.rb

@@ -1,5 +1,9 @@
 class UpdateOverview3 < ActiveRecord::Migration
   def up
+
+    # return if it's a new setup
+    return if !Setting.find_by(name: 'system_init_done')
+
     UserInfo.current_user_id = 1
     overview_role = Role.where( name: 'Agent' ).first
     Overview.create_or_update(