src/FelixOnline/Base/ResourceManager.php
public function replaceCSS($css)
    {
        if (is_array($css)) {
            $this->css = array();
            return $this->addCSS($css);
        } else {
            throw new InternalException("CSS files to add is not an array");
        }
    }
public function replaceCSS($css)
    {
        if (is_array($css)) {
            $this->css = array();
            return $this->addCSS($css);
        } else {
            throw new InternalException("CSS files to add is not an array");
        }
    }
/*
Public: Replace css files