Get a lot of errors in 1.9.2 with wp4.1
PHP Notice: Undefined variable: base64data in ...wp-content/plugins/autoptimize/classes/autoptimizeStyles.php on line 311
PHP Notice: Undefined property: autoptimizeStyles::$already_minified in ...wp-content/plugins/autoptimize/classes/autoptimizeStyles.php on line 329