lib/ui_bibz/ui/core/navigations/navbar.rb
def text content = nil, options = nil, html_options = nil, &block
      @items << UiBibz::Ui::Core::Navigations::NavbarText.new(content, options, html_options, &block)
    end
def text content = nil, options = nil, html_options = nil, &block
      @items << UiBibz::Ui::Core::Navigations::NavbarText.new(content, options, html_options, &block)
    end
Not use !!!!!
 Add navbar text items
 See UiBibz::Ui::Core::NavbarText