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[ticket/9608] Remove use of references in captcha and other places
References are not really needed in PHP due to copy-on-write. Since PHP5, objects are always passed around as identifiers, which means they are mutable. So it is no longer required to pass these by reference either. PHPBB3-9608
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@@ -180,7 +180,7 @@ $user->setup(array('posting', 'mcp', 'viewtopic'), $post_data['forum_style']);
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if ($config['enable_post_confirm'] && !$user->data['is_registered'])
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{
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include($phpbb_root_path . 'includes/captcha/captcha_factory.' . $phpEx);
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$captcha =& phpbb_captcha_factory::get_instance($config['captcha_plugin']);
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$captcha = phpbb_captcha_factory::get_instance($config['captcha_plugin']);
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$captcha->init(CONFIRM_POST);
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}
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