Update stats views.

def update_views(self):
        """Update stats views."""
        # Call the father's method
        super(Plugin, self).update_views()

        # Add specifics informations
        try:
            # Alert and log
            self.views['min15']['decoration'] = self.get_alert_log(self.stats['min15'], maximum=100 * self.stats['cpucore'])
            # Alert only
            self.views['min5']['decoration'] = self.get_alert(self.stats['min5'], maximum=100 * self.stats['cpucore'])
        except KeyError:
            # try/except mandatory for Windows compatibility (no load stats)
            pass