add method setDropDownIcon($content)

Author: davicotico

README.md

@@ -53,7 +53,7 @@ class BootstrapMenu extends QuickMenu
     public function __construct($options = array())
     {
         parent::__construct($options);
-        $this->set('dropdownIcon', '<i class="caret"></i>');
+        $this->setDropDownIcon('<i class="caret"></i>');
         $this->set('ul-root', array('class'=>'nav navbar-nav', 'id'=>'#myMenu'));
         $this->set('ul', array('class'=>'dropdown-menu'));
         $this->set('li-parent', array('class'=>'dropdown'));
@@ -124,4 +124,4 @@ Set the attributes for the tag vars
 * string $name Var name
 * mixed $value Var value
 
-Var names: 'ul', 'ul-root', 'li', 'li-parent', 'a', 'a-parent', 'active-class'
+Var names: 'ul', 'ul-root', 'li', 'li-parent', 'a', 'a-parent', 'active-class'