Removed calls to htmlentities()
improvement : charset added in HTTP header so browser's automatic encoding works even if httpd
is not netto latin1
revert to original l10n() : use of htmlentities() didn't solve bug in IE tooltips
git-svn-id: http://piwigo.org/svn/trunk@1290 68402e56-0260-453c-a942-63ccdbb3a9ee