Prevent "undefined" tooltip

git-svn-id: http://dev.piwik.org/svn/trunk@6643 59fd770c-687e-43c8-a1e3-f5a4ff64c105

plugins/LanguagesManager/templates/languages.tpl

@@ -2,7 +2,7 @@
 	<span id="languageSelection" style="position:absolute">
 		<form action="index.php?module=LanguagesManager&amp;action=saveLanguage" method="post">
 		<select name="language" id="language">
-			<option value="" href="?module=Proxy&amp;action=redirect&amp;url=http://piwik.org/translations/">{'LanguagesManager_AboutPiwikTranslations'|translate}</option>
+			<option title="" value="" href="?module=Proxy&amp;action=redirect&amp;url=http://piwik.org/translations/">{'LanguagesManager_AboutPiwikTranslations'|translate}</option>
 			{foreach from=$languages item=language}
 			<option value="{$language.code}" {if $language.code == $currentLanguageCode}selected="selected"{/if} title="{$language.name} ({$language.english_name})">{$language.name}</option>
 			{/foreach}