* Bootstrap Navbar.NavItem class
* @cfg {String} href link to
* @cfg {String} button_weight (default|primary|secondary|success|info|warning|danger|link|light|dark) default none
+ * @cfg {Boolean} button_outline show and outlined button
* @cfg {String} html content of button
* @cfg {String} badge text inside badge
* @cfg {String} badgecls (bg-green|bg-red|bg-yellow)the extra classes for the badge