$string['enablecssoptimiser_desc']='When enabled CSS will be run through an optimisation process before being cached. The optimiser processes the CSS removing duplicate rules and styles, as well as white space removable and reformatting. Please note turning this on at the same time as theme designer mode is awful for performance but will help theme designers create optimised CSS.';
$string['enablegravatar_help']='When enabled Moodle will attempt to fetch a user profile picture from Gravatar if the user has not uploaded an image.';