[trunk_public] Update zh_HK, thanks to : hkdigit

git-svn-id: http://piwigo.org/svn/trunk@22888 68402e56-0260-453c-a942-63ccdbb3a9ee

language/zh_HK/common.lang.php

@@ -412,4 +412,9 @@ $lang['wrong date'] = '日期錯誤';
 $lang['xlarge'] = 'XL - 特大';
 $lang['xsmall'] = 'XL - 特小';
 $lang['xxlarge'] = 'XLL - 極大';
+$lang['Email address is mandatory'] = '必須填寫電郵地址';
+$lang['Username is mandatory'] = '必須填寫使用者名稱';
+$lang['Website'] = '網站';
+$lang['Your website URL is invalid'] = '你的網址無效';
+$lang['mandatory'] = '必填';
 ?>