translation update
Allow for PHP <5.4 compatibility

Remove function array dereferencing, which is not supported on PHP < 5.4
Allow for PHP <5.4 compatibility

Avoid function array dereferencing
Merge pull request #8 from dokuwiki-translate/lang_update_52

Translation update (fr)
Merge pull request #9 from AlainBecker/php-5.3-compatibility

Php 5.3 compatibility - I find the style a bit odd, but it's better to have 5.3 compatibility.