Widgets made easy: find by description

Now you can use 
```php
<?php osc_show_widgets_by_description('not-so-unique-description') ; // echo'es ALL widgets named 'not-so-unique-description'; yes, you can have only one :)  ?>
```
wherever you fancy in your theme

Francophones: 
voir http://forums.osclass.org/francaise/(new)-osclass-devient-un-cms-avec-l'arrivee-des-nouveaux-widgets/