code: def paginate resource
          current_page = (controller.params[:page] || 1).to_i
          per_page     = (controller.params[:pp]   || BootstrapAdmin.paginator_page_size).to_i
          count        = resource_count(resource)
          pages        = (count.to_f/per_page).ceil
          paginator = {
            :current_page => current_page,
            :count        => count,
            :pages        => pages > 0 ? pages : 1
          }
          items = resource.offset( (current_page-1)*per_page ).limit(per_page)
  
          return items, paginator
        end
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